Can someone please help me?

Can Someone Please Help Me?
Can Someone Please Help Me?

Answers

Answer 1

Answer:   -1.9

Step-by-step explanation:just add up the values for the weight change

(-1.8)+(0.9)+(-1.4)+(0.4)

-1.9


Related Questions

BRAINLIEST!!!!!!!!!!!!!!!!!!!!!!Am I correct?

Answers

ASA = Angle Side Angle so you need a pair of triangles that give you 2 angles and 1 side

 the correct answer would be B

What is the slope of a line that is perpendicular to a line whose equation is −2y=3x+7 ?

Enter your answer in the box.

Answers

Answer:

[tex]\frac{2}{3}[/tex] is the Slope of a line that is perpendicular to a given line equation -2y=3x+7

Step-by-step explanation:

We are given here with the equation of the line [tex]-2y=3x+7[/tex] or we can write this equation as [tex]y=\frac{-3}{2}x+\frac{-7}{2}[/tex]

the general equation of the line [tex]y=mx+b[/tex]  where m is the slope and b is the y-intercept.

Compare the given equation with general equation we get,

the value of  slope(m) [tex]=\frac{-3}{2}[/tex]

The slope of line perpendicular to a line is, [tex]m_{perpendicular}=\frac{-1}{m}[/tex]

Since, the slope of the given line is, m=[tex]\frac{-3}{2}[/tex]

then, [tex]m_{perpendicular}=\frac{-1}{\frac{-3}{2} }[/tex][tex]=\frac{2}{3}[/tex]

Therefore, the slope of a line that is perpendicular to a line whose equation is -2y=3x+7 is, [tex]\frac{2}{3}[/tex]

The slope of the line that is perpendicular to a line whose equation is -2y = 3x + 7 is 2/3.

For lines to be perpendicular to each other, the product of there slopes is equals to negative 1. This can be mathematically represented as follows

m₁ × m₂ = -1

where

m₁ and m₂ are slopes of the lines.

Therefore,

let's find the slope of the equation given

-2y = 3x + 7

divide both sides by -2

y = -3/2 x + 7/2

Using the slope equation model,

y = mx + c

where

m = slope

The slope in our equation will be - 3/2.

Using the first formula for perpendicular lines,

m₁ × m₂ = -1

-3/2 m₁= -1

m₁  = -2/-3

m₁ = 2/3

The slope of the line is 2/3

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Lindsey has 45ft of metal fencing to form 3 sides of a rectangular garden. A tall wooden fence already in place will serve as the fourth side. What lengths of fencing will produce the largest area?

Answers

To answer this item, we let L be the length and W be the width. The area of the rectangles is calculated through the equation,

           Area = L x W

From the given scenario, we can deduced that,
              L + 2W = 48 

Such that L = 48 - 2W.

Substituting this to the equation for area,
           Area = (48 - 2W)(W)

Simplifying,
            Area = 48W - 2W²

Differentiating and equating to zero,
             dArea = 48 - 4W = 0

The value of W from the equation is 12. Hence,
           L = 48 - 2W = 48 - 2(12) = 24

The dimensions are:
             Length = 24 ft
              Width = 12 ft
Final answer:

To maximize the area of a rectangular garden with one side already fenced, Lindsey should allocate the 45 ft of fencing available to form the remaining three sides in a way that makes the two lengths and the width as equal as possible. While an exact numerical answer depends on additional constraints, the guiding principle is that a more square-like configuration will yield the largest area.

Explanation:

The question asks what lengths of fencing will produce the largest area for a rectangular garden, given that Lindsey has 45 ft of metal fencing and an existing tall wooden fence will serve as one side of the rectangle. To maximize the area enclosed by a given perimeter, which in this case is the length of the fencing available for three sides of the rectangle (since one side is already in place), it is beneficial to review a principle regarding geometric figures and their areas.

It is a well-established mathematical principle that of all rectangles with a given perimeter, the square has the largest area. However, since one side is already provided and Lindsey is forming only three sides of the rectangle, the problem slightly deviates from forming a perfect square. Nonetheless, the principle that more equidistant lengths result in larger areas can guide us to maximize the area Lindsey can enclose.

Lindsey has 45 ft of fencing to create three sides of a rectangle. For simplicity, let's denote the lengths of the two equal sides as L, and the length of the third side (parallel to the existing fence) as W. Since the total length of fencing is 45 ft, the equation we have is 2L + W = 45. To maximize the area (A = L*W), Lindsey should opt for dimensions where L and W are as close as possible to each other within the constraint of the given perimeter (or in this case, the total length of fencing available).

However, without additional constraints (like the length of the existing fence), a definitive numerical answer cannot be provided. The general advice for Lindsey is to distribute the length of the fencing as evenly as possible between the two lengths and the width she needs to create, thereby approximating a square's dimensions which tends to maximize the enclosed area.

A 16 -pound bag of Kitty Kibbles is $24.00 . An 8 -pound bag of Feline Flavor is $11.20 . Which statement about the unit prices is true?

Feline Flavor has a higher unit price of $1.40 /pound.

Kitty Kibbles has a higher unit price of $1.40 /pound.

Kitty Kibbles has a higher unit price of $1.50 /pound.

Feline Flavor has a higher unit price of $1.50 /pound.

Answers

Kitty Kibbles has a higher unit price of $1.50 / pound
Answer:

The statement which is true about the unit price is:

Kitty Kibbles has a higher unit price of $1.50 /pound.Step-by-step explanation:A 16 -pound bag of Kitty Kibbles is $24.00 .

i.e.

16 pound cost= $ 24

Hence,

cost of 1 pound= $ (24/16)

                         = $ 1.50

i.e. unit price of Kitty Kibbles is: $ 1.50

Also,

An 8 -pound bag of Feline Flavor is $11.20

i.e. cost of 8 pound of Feline Flavor= $ 11.20

cost of 1 pound of Feline Flavor= $ (11.20/8)

                                                    = $ 1.40

Hence,  unit price of Feline Flavor is: $ 1.40

What is the average rate of change of the function on the interval from x = 1 to x = 2?

f(x)=10(5.5)x

Answers

x=1 f = 10(5.5)(1) = 55

x=2, f = 10(5.5)(2) = 110

110-55 = 55

2-1 =1

55/1 = 55

 average rate of change = 55

if there are four people and two of the are zombies,then there are a 100 people how many are zombies

Answers

50 because half the number of people are zombies. 
i believe it would be 
50

Find -8 ÷ 1/2 =
a.1/16
b.16
c.-1/4
d. -4

Answers

-8 / 1/2


-8 / 1/2 = 


B. -16
it would be d -4 cuz when u divide by 1/2 it half of that number so half of 8 is 4 abb the - and u get -4
hope i helped

A vendor sells hot dogs and bags of potato chips. a customer buys 2 hot dogs and 2 bags of potato chips for $6.50. another customer buys 5 hot dogs and 3 bags of potato chips for $14.25. find the cost of each item.

Answers

You have to set a system of equations.

2x+2y=6.50     =     6x+6y=19.5
5x+3y=14.25    =    -10x-6y=-28.5
Hotdogs = 2.25
Potato chips = 1

The expression log 3 (x-4) is undefined for all values such that

Answers

translate it

remember that [tex]log_a(b)=c[/tex] translates to [tex]a^c=b[/tex]
so we can say it equals y
so
[tex]log_3(x-4)=y[/tex] translates to [tex]3^y=x-4[/tex]

we want to find the values of x that make it undefined
well, we know that [tex]3^y[/tex] must be greater than 0
so we do
it is defined for
x-4>0
add 4
x>4

it is defined for all values such that x>4

You know the whole and one part you can blank to find the other part sum or subtract

Answers

You can subtract to find the other part

We can find the other part by subtracting the known part from the whole.

If we know the whole and one part, we can find the missing part by subtracting the known part from the whole.

Suppose we have a whole number of 12 and we know one part is 5.

To find the other part:

12 - 5 = 7

So, in this case, the missing part will be 7.

Therefore, we can find the other part by subtracting the known part from the whole.

a major stadium has 45,000 seats. fans bought 5/8 of the seats. how many seats are left?

Answers

fans bought 5/8 so there is 3/8 still left

45000 * 3/8 = 16,875 seats are left

5/8 of 45,000=28,125

45,000-28,125=16,875 seats where left 

Create an algebraic expression or equation that might model any of the behaviors you observe. Then, explain your reasoning.

Answers

If we are talking about human behaviors, one can say that if we add a diet full of fat and sugars, plus no physical exercise, plus lots of hours watching television the total result will be equal to obesity, diabetes and high cholesterol.

The sum of three numbers is 50. one number is 10 more than the second number it’s also twice the third find the number

Answers

x + y + z = 50
y  + 10 = x, solving for y, y = x - 10
x = 2z, solving for z, z = x/2
Substituting for y and z,

x + x - 10 + x/2 = 50
(5/2)x - 10 = 50
(5/2)x = 60
x = (2/5) * 60 = 24
y = x - 10 = 24 - 10 = 14
Z = x/2 = 24/2 = 12

Checking:
x + y + z = 50, 24 + 14 + 12 = 50, 50 = 50. Solution meets the initial constraint. 

The three numbers will be 24, 14 and 12 respectively.

What is Equation Modelling?

Equation modelling is the process of writing a mathematical verbal expression in the form of a mathematical expression for correct analysis, observations and results of the given problem.

Given is the sum of three numbers is 50 and first number is 10 more than the second number and it is also twice the third.

Assume that the three numbers are [x] , [y] and [z].

Then, we can write -

x + y + z = 50       ..[1]

x = y + 10        ..[2]

x = 2z           ..[3]

Equating Eq [2] and Eq [3], we get -

2z = y + 10

Rearranging the equation above -

y = 2z - 10

Now, for Eq [1], we can write -

2z + z + y = 50

3z + y = 50

3z + 2z - 10 = 50

5z = 60

z = 12

Then, the value of [y] will be -

y = 2 x 12 - 10

y = 24 - 10

y = 14

and

x = 2z = 2 x 12 = 24

Therefore, the three numbers will be 24, 14 and 12 respectively.

To solve more questions on equation modelling, visit the link below-

https://brainly.com/question/17965009

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What is the equation of a line perpendicular to the line 7x+4y=15+2x and passes through the point (0.5,0.5)?

Answers

4y=-5x+15
y=-5/4x+15/4
y-1/2=4/5(x-1/2)
y-1/2=4/5x-2/5
y-5/10=4/5x-4/10
y=4/5x+1/10

A cube with a volume of 64 cubic meters is scaled by a factor of .5 what is the volume of the modified cube in cubic meters/7472968/c841b5e8?utm_source=registration

Answers

To be honest  I am not sure but maybe 32 because that is half or 96 but I was never really good with scales.

Answer:

8000 is correct answer

Step-by-step explanation:


A company designs a box to package their product. The material used costs $0.112 per square foot. The box consists of a square bottom and isosceles triangles making up the sides. A net of the box is shown below.



How much would the material for 10,000 boxes cost?

Answers

4(9*11/2)
=198

198+9*9
198+81
=279 inches 
279 inche= 23.25square foot

23.25*0.112*10,000
=26040


Square Area = 9 inches * 9 inches
Square Area = 81 square inches

Triangle Base = 9 inches
(1/2) Triangle Base = 4.5 inches
Triangle Height^2 = 11^2 -4.5^2
Triangle Height^2 = 121 -20.25
Triangle Height^2 = 100.75
Triangle Height = 10.0374299499
Triangle Area = 10.0374299499 * 4.5
Triangle Area (rounded) = 45.17 square inches

Area of 4 triangles = 180.673739099 square inches
PLUS Area of the Square = 81 square inches

Total Area =  261.67 square inches

144 square inches = 1 square foot
Total Area =  1.8171527778 square feet

Cost of 10,000 = .112 * 10,000 * 1.817153 
Cost of 10,000 = $2,035.21 


you spend $46 on supplies to make wooden ornaments and play to sell the ornaments for $8.50 each. what are the possible numbers of ornaments that you can sell in order for your profit to be possible

Answers

you must sell 6 or more ornaments
6 and above. you need to find out how many ornaments he will need to sell in order to have paid the cost of supplies. then you add (1,2,3,4,5,6,7,8,9 and etc) so that he can make a profit

steps to show work: 8.50 times 6 =51which is higher than the cost of materials with some extra money which is considered profit

Determine if the ordered pair is a solution of the equation. Is (0,0) a solution of y = x? options: True False

Answers

i think false would be the answer

Answer:

I would say false since the number is 0 and it means nothing.

Find an equation of the vertical line that passes through (x, y) = (−7, 1).

Answers

The answer would be x=-7

Simplify the square root of 16x^6th power

Answers

Simplify the square root of 16x^6th power

Take a look at the figure. What is the first step you should take to solve the formula? 
A. Find the value of 6 squared.   B. Cancel 6 into 6.   C. Subtract 2 from 3.   D. Multiply 3 by 6.

Answers

you have to find the value of six squared.
Well, to simply this expression, you would follow the Order of Operations, which is

1) Parenthesis
2) Exponents
3) Multiply OR Divide from right to left
4) Add OR Subtract from right to left

Since there are no Parenthesis, you'd move to Exponents as we have one of those, so doing 6^2 is your first step, which is choice A.

So, A is your answer.

Hope this helps,

Brian

Find two consecutive odd numbers such that the sum of the larger number and twice the smaller number is 27 less than four times the smaller number

Answers

Two Consecutive Odd Numbers: D, D+2

(D+2) + 2D = 4D - 27
D + 2 + 2D = 4D - 27
3D + 2 = 4D - 27
3D + 29 = 4D
29 = D

Two Consecutive Odd Numbers are 29, 31

Check. . 31 + 2(29) = 4(29) - 27
..................31 + 58 = 116 - 27
.................89 = 89 ..... CORRECT!

Write the quadratic function with the following transformations: vertical shrink by 3, left 4, down 9.

Answers

y=x^2
y=1/3(x+4)^2-9
Hope this helps

What is the area of a parallelogram whose vertices are A(−1, 12) , B(13, 12) , C(2, −5) , and D(−12, −5) ?

Answers

check the picture below.

you can pretty much count the units for the base and height off the grid.

Answer:

238

Step-by-step explanation:

What does the greater than sign with the line under it mean?

Answers

It means greater than or equal to!

≥ 

Hope this helps!
Hey there,
≥ means that it is either greater than a number or equal to it.

Hope this helps :))

~Top

Find the unit price of ketchup c, which sells for $2.49 per 36 oz. bottle

Answers

The price of one ounce of ketchup can be represented as:

total cost/number of oz
2.49/36
0.069

Rounding to the nearest cent:

$0.07

Hope this helps!
Divide 2.49 by 36 and you'll get the unit price

Which description matches the algebraic expression 45n

A.the sum of a number and 45
B. the quotient of a number and 45
C. the product of a number and 45
D. the difference of a number and 45

Answers

C is the correct answer

Answer:  The correct description is (C). the product of a number and 45.

Step-by-step explanation:  We are given to select the correct description that matches the algebraic expression 45n.

Let, 'n' be a number.

Then, the sum of 'n' and 45 is written as (45 + n).

So, option (A) is incorrect.

The quotient of 'n' and 45 is given by [tex]\dfrac{n}{45}~\textup{or}~\dfrac{45}{n}.[/tex]

So, option (B) is incorrect.

The product of 'n' and 45 is

45 × n = 45n, which means 45 times of a number 'n' or n times of 45.

So, option (C) is correct.

The difference of 'n' and 45 is (n - 45) or (45 - n), according as 'n' is greater or 45 is greater.

So, option (D) is incorrect.

Thus, the correct option is (C).

Which of the following points are on the line given by the equation y=1/2x?
Check all that apply

A. (2, 1)
B. (3, 15)
C. (4, 2)
D. (3, 6)
E. (-2, 1)
F. (-2, -1)

Answers

Answer: (2,1) (4,2) (-2,-1)

Step-by-step explanation:

thats apex, my dude

Answer:

Option A, C, F are the correct options.

Step-by-step explanation:

The given equation of line is [tex]y=\frac{1}{2}x[/tex]

Now we will plug in the values of points and validate the equation.

Option A. (2, 1)

[tex]y=\frac{1}{2}x[/tex]

[tex]1=\frac{2}{2}=1[/tex]

So this points lies on the given equation of line.

Option B. (3, 15)

[tex]15\neq \frac{3}{2}[/tex]

So the point is not on the line.

Option C. (4, 2)

[tex]2=\frac{4}{2}=2[/tex]

Point lies on the line.

Option D. (3, 6)

[tex]6\neq \frac{3}{2}[/tex]

Therefore point is not on the line.

Option E. (-2, 1)

[tex]1\neq \frac{-2}{2}[/tex]

Point does not lie on the line.

Option F. (-2, -1)

[tex]-1=\frac{-2}{2}=-1[/tex]

So this point lies on the line.

There are three points (2, 1), (4, 2) and (-2, -1) are on the line.

Can you check if I did this right? (:

Answers

The graph looks accurate make sure you create a table of values and clearly dot the points at (0,-3) and (2,-3).
That's right! If you want to graph it with five points instead of 2, you can also find the y-intercept and reflect it across the line of symmetry. That would give you the points (0,-3) and (2,-3).

There are two containers of milk. There is twice as much milk in the first container as in the second. After using 2 gal. of milk from the second container and 3 gal. of milk from the first container, the second container had 4.5 times less milk than the first. How many gallons of milk were in both containers originally?

Answers

Set equations for both containers:
Condition one: $y=2x$
Condition two: $(y-3)=4.5(x-2)$
plug in $y$ from condition one into the second equation:
$2x-3=4.5x-9$
simplify gives: $2.5x=6$
$\boxed{x=2.4}$
$\boxed{y=4.8}$

Answer:

4.8 gallons in the first container, 2.4 in the second container.

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