the answers are
A. 15
B. 14
C. 16
D. 19

The Answers Are A. 15B. 14C. 16D. 19

Answers

Answer 1
Your answer is A. 15

6a+10 = 3a+ 55

6(15) + 10 = 3(15) + 55

6x 15 = 90 + 10 = 100
3 x 15 = 45 + 55 = 100

hope this helps


Related Questions

What is the distance between -14 and 5

Answers

The distance between two points can be defined as |A - B|.

|-14 - 5| = |-19| = 19

So, the distance between -14 and 5 is 19 units.

Pick the geometric term that matches the real-word object: a lip-gloss tube.

Answers

a lip-gloss tube is generally a cylinder

Answer: Cylinder.

Step-by-step explanation: Lip-gloss tubes may have different shapes, but the usual form of a lip-gloss tube is, as the name says, a tube.

This means that it has a circular base and a circular top, and a given height that connects the base and the top, the geometrical shape that has this shape is called a cylinder.

the answer to the triangle the hexagon and the Diamond

Answers

Triangle=1
Diamond=3
Hex=7

Proofs:
1+3+3=7
1+1+1=3
1+3+7=11
7-3=4*1

Three subtracted from x is less than or equal to -17

Answers

x-3[tex] \leq [/tex] -17


x greater than or equal to 20

how to calculate the volume of a equilateral triangular prism

Answers

it can be found multiplying base times height .... 

Answer:

I believe the answer would be "Multiply the area of the triangular base by the prism’s height." i'm not sure tho

Step-by-step explanation:

you can correct me if im wrong

What is the approximate measure of acute ∠A when cosA=0.1045cos⁡A=0.1045? Make sure your calculator is in degree mode. Round to the nearest degree.

Answers

Final answer:

To find the acute angle A when cosA=0.1045, use a calculator in degree mode to perform the inverse cosine operation and round the result to the nearest degree, which is approximately 84 degrees.

Explanation:

To find the measure of acute ">∠A when cosA=0.1045, we use the inverse cosine function (also known as arccos or cos-1). Make sure your calculator is in degree mode. The approximate measure of acute ∠A can be calculated as follows:

Enter the value 0.1045 into the calculator.Press the inverse cosine button (often labeled as cos-1, acos, or similar) to find the angle whose cosine is 0.1045.Round the result to the nearest degree.

Using a calculator set to degree mode, the result for cos-1(0.1045) should be approximately 84 degrees, when rounded to the nearest whole degree.

A jet flies at a rate of 1.3 x 10^ 6 feet per hour. Written in scientific notation, which is the best estimate of how many feet the jet will travel in 2.8 x 10^ 3 hours?

Answers

(1.3X10^6ft/hr)(2.8X10^3hr)

(1.3*2.8)(10^6*10^3)

Rule (a^b)(a^c)=a^(b+c)

(3.64)(10^(6+3))

3.64(10^9)

3.64X10^9 ft

Technically we only had two significant figures and the answer should be:

3.6X10^9  if we were to express our answer to the correct number of significant figures....


(1.3 * 10^6)(2.8 * 10^3) = (1.3 * 2.8) = 3.64.....(10^6 * 10*3) = 10^9
3.64 * 10^9 <==

John intends to roll a six-sided number cube 100 times. What probability model can he use to predict whether or not each roll will give a result that is a prime number?

Each roll has a 0.117 probability of being prime.

Each roll has a 0.333 probability of being prime.

Each roll has a 0.5 probability of being prime.

Each roll has a 0.667 probability of being prime.

Answers

2 , 3  and 5 are the prime numbers on a cube

 so 3/6 = 0.5 probability

Answer:

0.5 sorry for same answer just want points T-T

Step-by-step explanation:

what is the value of y?

Answers

y + y + 60 = 180
2y + 60 = 180
2y = 120
y = 60
answer.
D. 60

Answer:

The correct option is D) 60°

Step-by-step explanation:

Consider the provided triangle.

From the provided figure it is given that one angle is 60° and we need to find the value of y.

As we know the sum of all interior angle in a triangle is 180°.

y°+y°+60°=180°

Now solve the above equation to find the value of y.

2y°+60°=180°

2y°=180°-60°

2y°=120°

y°=120°÷2

y°=60°

Hence, the value of y is 60°.

Thus, the correct option is D) 60°

The cost of a service call to fix a washing machine can be expressed by the linear function y = 45x + 35, where y represents the total cost and x represents the number of hours it takes to fix the machine. What does the slope represent?
the cost for each hour it takes to repair the machine
the cost for coming to look at the machine
the total cost for fixing the washing machine
the amount of time that it takes to arrive at the home to make the repairs

Answers

The answer would be A. The cost for each hour it takes to repair the machine. In the equation 35 would represent the flat fee, and 45 would represent the cost for each hour. You can verify because if you plug in 1, you would get $45 for 1 hour, if you plug in 2, you would get $90 for 2 hours and so on. Hope this helps! :D. Feel free to ask me questions about my explanations and more questions.

Answer:

A

Step-by-step explanation:

mary and jolene are both growing tomatoes in thier backyards to sell.jolene had 3 times as many as mary.but birds had eaten 6 before she picked them all.for the season they have a total of 54 tomotoes.how many did mary grow?

Answers

Mary grew 15 tomatoes. A simple algebraic equation was formulated and solved to determine the quantity: m + 3m - 6 = 54, where m represents the number of tomatoes grown by Mary.

Given that Jolene had 3 times as many tomatoes as Mary and birds ate 6 of Jolene's tomatoes, and together they have 54 tomatoes, we need to set up an equation to solve for the number of tomatoes Mary grew.

Let's denote the number of tomatoes Mary grew as m. Therefore, Jolene grew 3m tomatoes. Since birds ate 6 of Jolene's tomatoes, we have 3m - 6 for the number of tomatoes left with Jolene. The equation representing the total number of tomatoes then becomes m (Mary's tomatoes) + (3m - 6) (Jolene's remaining tomatoes) = 54. Simplifying this equation:

m + 3m - 6 = 54

4m - 6 = 54

4m = 60

m = 15

Therefore, Mary grew 15 tomatoes.

What is the solution to the system of linear equations?

Answers

When you have a graphical representation of two functions, they are equal when their lines or curves intersect.  So the solution to the system of equations graphed in this example is the point (0, 2)

The point of intersection of lines represents the common solution of the system of linear equations. The solution of linear equations given in the graph is (0,2).

Linear equation represents a line on the graph. The system of linear equations represents couple/s of linear equations or lines.

The solution of system of linear equations means the common point satisfying the different linear equations.

Graphically, the point of intersection of two lines represents the common solution of these two lines or simply the solution of the system of linear equations.

So, the point of intersection from the given graph is (0,2).

Therefore, the solution of linear equations given in the graph is (0,2).

For more details, refer to the link:

https://brainly.com/question/16515610

What is the area of the triangle given below?

Answers

Answer:

26 sq. units

Step-by-step explanation:

a-p-e-x

The area of the triangle is 26 sq.unit, the correct option is B.

What is a Triangle?

A triangle is a polygon with three sides, angles and vertices.

The triangle is classified into various types on the basis of the angle and on the basis of the equality of the length of the sides, as obtuse , acute and right angled triangle and scalene, isosceles and equilateral triangle.

The triangle is shown in the figure has side 13 and height 4 units.

The area of the triangle whose base and height is given is calculated by using the formula:

Area = (1/2) * base * height

Substituting the value in the formula.

Area = (1/2) * 13 *4

Area = 13 * 2

Area = 26 sq.unit

To know more about Triangle

https://brainly.com/question/2773823

#SPJ5

Which coordinates will best represent point B'?

Answers

we need more detail to the question

What is the value of theta , if tan theta = -1/squareroot3

Answers

[tex]\bf tan(\theta )=-\cfrac{1}{\sqrt{3}}\impliedby \textit{simply means }\implies \measuredangle \theta =tan^{-1}\left( -\frac{1}{\sqrt{3}} \right)[/tex]

make sure your calculator is in Degree mode, if you need the angle in degrees, or Radian mode if you need the radian.

Please solve. best answer gets rewarded! show step by step.

Answers

Hey!

Let's write the problem.
[tex]2x-4-5x=2[/tex]
Add like terms...
[tex]-3x-4=2[/tex]
Add [tex]4[/tex] to both sides.
[tex]-3x-4+4=2+4[/tex]
[tex]-3x=6[/tex]
Divide both sides by [tex]-3[/tex].
[tex]\frac{-3x}{-3}=\frac{6}{-3}[/tex]

Our final answer would be,
[tex]x=-2[/tex]

Thanks!
-TetraFish
2x-4-5x=2
2x -5x= -3x
 -4-3x= 2
+4       +4
------------
     -3x = 6
 ------------------
       -3    -3
        
       x = -2

f={(x,y)| y=x+3} find f(3.6) & f(-0.2)

Answers

assuming you mean f(x)=x+3, find f(3.6) and f(-0.2)

f(3.6)=3.6+3=6.6
f(-0.2)=-0.2+3=2.8

The cost of a long-distance phone call is $0.46 for the first minute and $0.37 for each additional minute. if the total charge for a long-distance call is $6.75, how many minutes was the call?

Answers

1st minute = 0.46

 additional minutes = 0.37

6.75 -0.46 = 6.29

6.29/0.37 =17

 17 +1 = 18 total minutes

What is the solution to this system of linear equations?

x − 3y = −2

x + 3y = 16

Answers

A) x − 3y = −2
B) x + 3y = 16
Adding the equations we get
2x = 14
x = 7
y = 3


Answer:

the correct answer is A 7,3

Step-by-step explanation:

hope this helps

A gutter at the edge of a roof drops 2 inches for every 30 feet of length. The measure of the angle to the nearest tenth of a degree that the gutter makes with the roof is ____ degrees. (Enter only the number.)

Answers

1 foot = 12 inches,

so 1 in=1/12 ft, 

this means 2 in=2/12=0.1667 ft.

check the picture, 

let the black line segment represent 30 ft of the roof, the blue line segment represent the gutter.

let α be the angle formed by the roof and the gutter.

tan α =(opposite side)/(adjacent side)= 0,1667/30=0.00556

then, α=arctan(0.00556)=0.39 (degrees)

the last result is found using a scientific calculator or other software.


Answer: 0.39 (degrees)

The table below shows four systems of equations: System 1 System 2 System 3 System 4 4x − 5y = 2 3x − y = 8 4x − 5y = 2 10x − 7y = 18 4x − 5y = 2 3x − 8y = 4 4x − 5y = 2 10x + 3y = 15 Which pair of systems will have the same solution?

Answers

The system b is the same

Answer:

System 1 and System 2 are equivalent.

Step-by-step explanation:

The first and second system have the same solutions, the are equivalent systems of equations. Let's calculate solutions to demonstrate it:

System 1.

[tex]\left \{ {{4x - 5y = 2} \atop { 3x - y = 8}} \right.[/tex]

If we multiply the second equations by -5, we can eliminate one variable and find the first solution:

[tex]\left \{ {{4x - 5y = 2} \atop { -15x +5y = -40}} \right.\\-11x=-38\\x=\frac{38}{11}[/tex]

Now, we use this value to find the other solution:

[tex]3x - y = 8\\3(\frac{38}{11})-y=8\\\frac{114}{11}-8=y\\ y=\frac{114-88}{11}=\frac{26}{11}[/tex]

The solution of the first system is [tex](\frac{38}{11} ;\frac{26}{11} )[/tex]

System 2.

[tex]\left \{ {{4x - 5y = 2} \atop { 10x - 7y = 18}} \right.[/tex]

We do the same process than we did before, but this time we have to multiply by [tex]-\frac{5}{7}[/tex]:

[tex]\left \{ {{4x - 5y = 2} \atop { -\frac{50}{7}x + 5y = \frac{90}{7} }} \right.\\\frac{28x-50x}{7}=\frac{-90+14}{7}\\-22x=-76\\x=\frac{38}{11}[/tex]

Then,

[tex]4x - 5y = 2\\4(\frac{38}{11})-5y=2\\\frac{152}{11}-2=5y\\ 5y=\frac{152-22}{11}\\y=\frac{130}{5(11)}=\frac{26}{11}[/tex]

The solution of the second system is  [tex](\frac{38}{11} ;\frac{26}{11} )[/tex]

Therefore, system 1 and system 2 are equivalent.




Complete the multiplication: AB.

A.
B.
C.
D.

Answers

These array of numbers shown above are called matrices. These are rectangular arrays of number that are arranged in columns and rows. It is mostly useful in solving a system of linear equations. For example, you have these equations

x+3y=5
2x+y=1
x+y=10

In matrix form that would be

[tex] \left[\begin{array}{ccc}1&3&5\\2&1&1\\1&1&10\end{array}\right] [/tex]

where the first column are the coefficients of x, the second column the coefficients of y and the third column is the constants, When you multiple matrices, just multiply the same number on the same column number and the same row number. For this problem, the solution is

[tex] \left[\begin{array}{ccc}3*2&0*8\\2*0.6&-1*3\end{array}\right] = \left[\begin{array}{ccc}6&0\\1.2&-3\end{array}\right] [/tex]

Find the missing term. If y = 1 + i, then y3 − 3y2 + (-3y) (-3y + 1) (3y) (3i ) − 1 = -i .

Answers

Filling in y=1+i without the missing term yields -3-4i.

-3-4i = -3(1+i) - i

So we have to add 3(1+i) to get to -i.

3(1+i) = 3y, so 3y is the answer.

Answer:3y is the answer

Step-by-step explanation:

At a grocery store, an uncooked beef roast is on sale for $4.99/lb. At the same store, prepared roast beef is at the deli for $2.99/100g. How many times more expensive is the deli roast compared to the uncooked roast?

Answers

for us to find out how many times more expensive is the deli roast compared to the uncooked roast we need to change the units;
cost of 100g=0.221lb is $2.99
cost of 1 lb will therefore be:
1/0.221*2.99
=$13.53/lb
therefore the number of times more expensive the deli roast is compared to uncooked roast is:
[price of 1lb roasted meat]/[price of 1 lb uncooked meat]
=13.53/4.99
=2.7 times

Use technology to approximate the solution(s) to the system of equations to the nearest tenth of a unit.
Select all that apply.
1 (0,0)
2 (9.2, 1.5)
3 (9.6, 3.5)
4 (5.3, 9.8)
5 (3.5, 9.6)

Answers

The technology I used in helping me solve the problem is using Microsoft Excel. I made one column for the x values which were gathered from the choices, one column for f(x) whose equation is 8^(x-9), and another column for g(x) whose equation is log(3x) + 2. 

Inputing these equation to the last two columns yield the values shown in the picture.The 'NUM' means that the equation at that value of x is undefined. From the values, the correct solution would be 

(0,0), (9.2,1.5) and (9.6,3.5) to the f(x) equation
(9.6,3.5) to the g(x) equation

Final answer:

To approximate solutions for the system of equations, enter them into graphing technology, look for intersection points, and match them to the provided coordinates, rounding to the nearest tenth.

Explanation:

To approximate the solution(s) to the system of equations using technology, such as a graphing calculator or graphing software, you typically enter the equations into the device or program and view their intersection points. These intersection points represent the solutions to the system of equations. To get an accurate approximation to the nearest tenth of a unit, you may zoom in on the graph to clearly see where the lines intersect or use the device's built-in features to find the intersection.

You would then compare the given coordinates to the intersection points you found graphically and select the ones that match:

(0,0)

(9.2, 1.5)

(9.6, 3.5)

(5.3, 9.8)

(3.5, 9.6)

Remember to round your values to the nearest tenth as required and to quickly check if these values make sense in the context of the original problem.

if a mixture of a 6% acid solution with an 11% acid solution is to be made, how much of each solution is needed to make 10 liters of an 8% acid solution

Answers

x - 6%
y - 11%
We need 10 liters of 8%.
A) x + y = 10
B) .06x + .11y = (10 * .08)
Multiplying equation A by -.06
A) -.06x + -.06y = -.6   Then adding this to B)
B) .06x + .11y = (10 * .08)
.05y = .2
y = 4 liters of 6%
x = 6 liters of 11%


To understand the mixture problems, it is recommended to use
the following table:

                       |   Amount                   Part                       Total
-------------------|-------------------------------------------------------------------
1st Item          |    x                               6%                         0.06x
-------------------|--------------------------------------------------------------------
2nd Item         |    y                              11%                       0.11y
-------------------|-------------------------------------------------------------------
TOTAL           | (x + y) =10                    8%            0.08(10 =0.8)
                             (a)                                                          (b)
a) x + y =10
b) 0.06x +0.11y = 0.8

Solving this equation gives x = 6  and y = 4, in other terms:
 x = 6  at 6% and y = 4 at 11%



simplify (2 (radical 5) - 4) (3 (radical 5) +2)

Answers

[tex](2 \sqrt{5}-4 )(3 \sqrt{5}+2 )=\\2*3*5+2*2* \sqrt{5} -4*3* \sqrt{5}-4*2= \\ 30+4 \sqrt{5}-12 \sqrt{5}-8= \\ 22-8 \sqrt{5} [/tex]

When combining functions, what operation requires that you restrict the domain of one or both functions?

Answers

Ugh! Many, of the four basic ones, + - * and /, division restricts it. Nut sqrt() would also. So, if it is about the four elementary operations, the answer is division. (When the denominator is zero, it can;t belong to the domain)


Solve the triangle. B=36 a=41 c=20

Answers

In the triangle with B = 36°, a = 41, c = 20, b ≈ 45.3, C ≈ 29.5, A ≈ 114.5.

To solve the triangle, we can use the Law of Sines and the fact that the sum of angles in a triangle is 180 degrees.

Given:

[tex]- Angle \( B = 36° \)[/tex]

[tex]- Side \( a = 41 \)[/tex]

[tex]- Side \( c = 20 \)[/tex]

First, we need to find angle [tex]\( A \)[/tex]. We can use the fact that the sum of angles in a triangle is 180 degrees:

[tex]\[ A = 180 - B - C \][/tex]

We can find angle [tex]\( C \)[/tex] using the Law of Sines:

[tex]\[ \frac{\sin C}{c} = \frac{\sin B}{b} \][/tex]

Solving for [tex]\( C \):[/tex]

[tex]\[ \sin C = \frac{c \times \sin B}{b} \][/tex]

[tex]\[ \sin C = \frac{20 \times \sin 36°}{b} \][/tex]

[tex]\[ \sin C = \frac{20 \times 0.5878}{b} \][/tex]

[tex]\[ \sin C = \frac{11.756}{b} \][/tex]

Now we can find angle [tex]\( C \)[/tex] using the inverse sine function:

[tex]\[ C = \sin^{-1}\left(\frac{11.756}{b}\right) \][/tex]

Now, we can substitute [tex]\( C \) i[/tex]nto the equation for [tex]\( A \)[/tex] and solve for [tex]\( b \):[/tex]

[tex]\[ A = 180 - B - C \][/tex]

[tex]\[ A = 180 - 36 - \sin^{-1}\left(\frac{11.756}{b}\right) \][/tex]

[tex]\[ A = 144 - \sin^{-1}\left(\frac{11.756}{b}\right) \][/tex]

Since we know all three angles of the triangle, we can find [tex]\( b \)[/tex] using the Law of Sines again:

[tex]\[ \frac{\sin A}{a} = \frac{\sin B}{b} \][/tex]

[tex]\[ \sin A = \frac{a \times \sin B}{b} \][/tex]

[tex]\[ \sin A = \frac{41 \times \sin 36}{b} \][/tex]

[tex]\[ \sin A = \frac{41 \times 0.5878}{b} \][/tex]

[tex]\[ \sin A = \frac{24.0678}{b} \][/tex]

Now, we can find [tex]\( b \)[/tex] using the inverse sine function:

[tex]\[ b = \frac{24.0678}{\sin A} \][/tex]

Finally, we'll use the given values and calculate the closest option:

[tex]\[ A \approx 144 - \sin^{-1}\left(\frac{11.756}{b}\right) \][/tex]

[tex]\[ b \approx \frac{24.0678}{\sin A} \][/tex]

[tex]\[ c \approx 20 \][/tex]

B = 36°

[tex]\[ a = 41 \][/tex]

After the calculation, the closest option is:

[tex]\[ b \approx 45.3, \ C \approx 29.5, \ A \approx 114.5 \][/tex]

Complete Question:

Solve the triangle.

B = 36°, a = 41, c = 20

choices:

b ≈ 27.5, C ≈ 115.5, A ≈ 28.5

b ≈ 45.3, C ≈ 25.5, A ≈ 118.5

b ≈ 45.3, C ≈ 29.5, A ≈ 114.5

b ≈ 27.5, C ≈ 25.5, A ≈ 118.5

1/4 is to 1 1/4 as 2 is to b
what is b equal to?

Answers

1 1/4 is 5 times larger than 1 /4

 so b is 5 times larger than 2

5*2 =10

so 1/4 is to 1 1/4 as 2 is to 10

b=10

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