Find the equation of the line perpendicular to y=−2 that passes through the point (4, −2).

Answers

Answer 1
y=-2 is a horizonal line and will make a 90° intersection with a vertical line. The vertical line perpendicular at that point has the equation x=4
Answer 2

x=4_____________________________________________________________________________________________________


Related Questions

Is this situation possible? <WXY and <WXZ are supplementary, and <YXZ is a right angle. 

Answers

For a triangle, no this is not possible because 90 plus a number greater than 90 will always be greater than 180 making it impossible

2/3 + 1/4 + 4/8= Please help do next day. 50 points

Answers

2/3+1/4+4/8=11/12+4/8=11/12+1/2=17/12

2/3 + 1/4 + 4/8 =

find least common denominator and rewrite the fractions

lets use 24: 24/3 = 8, 24/4 = 6, 24/8 = 3

 so 2/3 = 16/24

1/4 = 6/24

4/8 = 12/24

now add them together:

16/24 + 6/24 + 12/24 = 34/24 which becomes 1 and 10/24 reducing to  1 and 5/12

For the bake sal, Sandra baked 4 trays of cookies, with 12 cookies on each tray. Teo baked 6 pans of brownies and divided each pan into 8 piece. How many items will Sandra and Teo have for sale in total? Write a mathematical question (order of operations), hen solve your expression to find the answer.


Plz help, u will be awarded 20 points if u help.

Answers

( 4 x 12 )+( 6 x 8 )


total .      96
Final answer:

Sandra and Teo will have a total of 96 items for the bake sale. We find this by first multiplying the number of trays Sandra baked by the number of cookies per tray, then multiplying the number of Teo's brownie pans by the pieces per pan, and finally adding our two results together.

Explanation:

The subject of the question is Mathematics, specifically it is an arithmetic problem involving multiplication and addition. It is a middle school grade level question.

To solve it, we need to multiply the number of trays Sandra baked by the number of cookies on each tray. So, 4 (trays) * 12 (cookies) = 48 cookies.

Next, multiply the number of brownie pans Teo baked by the number of pieces each pan was divided into. That is, 6 (pans) * 8 (pieces) = 48 brownies.

Finally, to find the total number of items for the bake sale, we simply add our two results: 48 (cookies) + 48 (brownies) = 96 items.

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Want 25 points and brainliest?Answer these 5 tough or easy math questions.Warning they're extremely annoying.

1.Solve: (h/4) + 9 = 6 h = _____

2.Solve: (m/-3) + -2 = 11 m = _____

3.Solve: (r/-5) - -6 = 10 r = _____

4.Solve: (z/-4) + -5 = -12 z = _____

5. Solve: (t/-8) - -4 = -6 t = _____

Answers

1. 36/23

2. 3/17

3. 10/17

4. 20/47

5. 32/47
1) h/4 + 9 = 6

You want to isolate h by itself, so subtract both sides by 9.

h/4 = -3

Then, get rid of the denominator, 4, by multiplying both sides by 4 (nit a fraction but as awhole number)

h = -12


2) Apply the same concept to this problem.

m/-3 + (-2) = 11

Distribute the sign over the parenthesis.

m/-3 - 2 = 11

Add 2 to both sides.

m/-3 = 13

To get rid of the denominator, multiply both sides by -3

m = -39


3) r/-5 - (-6) = 10

r/-5 + 6 = 10

r/-5 = 4

r = -20


4) z/-4 + (-5) = -12

z/-4 - 5 = -12

z/-4 = -7

z = 28


5) t/-8 - (-4) = -6

t/-8 + 4 = -6

t/-8 = -10

t = 80

Determine if each pair of ratios or rates are equivalent. Explain your reasoning.
15 out of 20 students own hand-help games;105 out of 160 own hand-held games

Answers

15 out of 20 is 15/20 = 3/4  = 0.75.

105 out of 160 is 105/160 = 0.656....

Which is the greater ratio?

Help! Eugene wants to buy jeans at a store that is offering a $10 discount on every item.the tag on the jeans is marked 50% off.the original price is $49.98.find the final cost if the 50% percent discount is applied before the $10 discount. B .find the final cost if the $10 discount is applied before the 50% discount

Answers

A)so first you have it discounted by 50% so the jeans are not 24.99(49.98/2). Now discount it again by 10 dollars and you get 14.99(24.99-10).

B)so first you have it discounted by 10 dollars so the jeans cost 39.98(49.98-10). Now discount it again by 50% and you get 19.99(39.98/2).
The final cost is 19.99. Hope this helps

Dr. Sandoval, a farm veterinarian, just weighed a particular pig and found out it is 96 kilograms. The last time she checked, the pig weighed 100 kilograms. What percent lighter is the pig now?

Answers

4% because 100=100% -4 =96

Find the multiplicative inverse, or reciprocal, of . 5 over 9

Answers

multiplicative inverse is 9/5 or 9 over 5

Final answer:

The multiplicative inverse or reciprocal of the fraction 5/9 is 9/5, which is the result of flipping the numerator and denominator.

Explanation:

The multiplicative inverse, or reciprocal, of a fraction is another fraction in which the numerator and denominator are flipped. For the fraction 5 over 9, the multiplicative inverse is found simply by reversing the numerator and the denominator, turning it into 9 over 5.

To illustrate this with an example, let's consider the fraction ½. The reciprocal of ½ is 2, as their product equals 1 (1/2 x 2 = 1). Similarly, the reciprocal of 5/9 will be such that (5/9) x (9/5) = 1.

Hence, the reciprocal of 5/9 is 9/5.

3x+2y=11 , x+3y=11 substitute

Answers

If you solve the second equations for x it would look like x=11-3y which you then plug into the first equation so it would look like 3(11-3y)+2y=11 and then you would solve for y. What you get for your y you plug into one of the equations and solve for x.

The average human body temperature is 98.6 far Fahrenheit.Write 98.6 as a mixed number in simplest form.

Answers

98 3/5 is the correct answer
The answer would be (98 3/5).

Due to fire laws, no more than 720 people may attend a performance at Metro Auditorium. The balcony holds 120 people. There are 32 rows on the ground floor, each with the same number of seats. Write an inequality to find the number of people that can sit in a ground floor row if the balcony is full. Identify what your variable represents.

Answers

120 + 32x < = 720....with x being the number of seats 
32x < = 720 - 120
32x < = 600
x < = 600 / 32
x < = 18.75

-4(3 - 2x) + 2x = 2x - 8

Please Help!

Answers

-12+8x+2x=2x-8
-12+10x=2x-8
-12+8x=-8
8x=4
x=.5
THE ANSWER IS .5

The coordinates of quadrilateral EFGH are E(4, 8), F(1, 2), G(6, 1), and H(8, 8). The image of EFGH under dilation is E'F'G'H'.

If the coordinates of vertex E' are (1, 2), what are the coordinates of vertex H'?
No pic is attached

A) (2, 8)
B) (5, 6)
C) (2, 2)
D) (4, 8)

Answers

the answer is (2,2) because the dilation is by 1/4 

E goes from (4,8) to (1,2) which equals a 1/4 scale factor ( put lower number over higher number so X = 1/4 and Y = 2/8 which reduces to 1/4)

 so H needs to be reduced by 1/4

8/4 = 2

 so new coordinate is (2,2)

 Answer is C

A Number sentence that shows two expressions with the same value is a?

Answers

The answer is: equation.

Remember expressions have no equal sign.
Equations have an equal sign, and it’s an expression on each side of the equal “=“ sign.

The term given to a number sentence with expresses the equality between two expressions is called an equation.

Word problems are usually solved Mathematically by converting problems in a given scenario into a number sentence.

When a number sentence is written such that the expression on the right and left hand side are seperated by an equality sign, then the expression is reffered to as an equation.

For instance ; 2a + 8 = 15 is an equation.

Therefore, two expressions seperated by an equality sign is called an equation.

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Andrei has a glass tank. First, he wants to put in some marbles, each of which has a volume of 0.4 liters. Then, he wants to fill the tank with water until it's completely full. If he uses 50 marbles, he will have to add 33 liters of water.

What is the volume of the tank?
Andrei has exactly 20 liters of water. How many marbles does he need so the tank is full?

Answers

lol at first i thought the question was a joke but now that u edited i think i got it

35 litters because  
0.04*50 is 2
2+33 is 35
Final answer:

The volume of Andrei's tank is 53 liters. To fill the tank with 20 liters of water, Andrei needs 82 marbles, as marbles and water together must reach the tank's total volume.

Explanation:

To find the volume of the glass tank that Andrei has, we need to calculate the total volume of marbles and water that fills the tank. Since each marble has a volume of 0.4 liters and he uses 50 marbles, the total volume of the marbles is:

0.4 liters/marble × 50 marbles = 20 liters

With 33 liters of water needed to fill the tank after the marbles are added, the total volume of the tank is:

20 liters (marbles) + 33 liters (water) = 53 liters

To determine how many marbles Andrei can add if he has exactly 20 liters of water, we set up the equation with the unknown number of marbles (represented by 'x'):

0.4 liters/marble × x marbles + 20 liters (water) = 53 liters (total volume)

From the equation, we solve for x:

0.4x + 20 = 530.4x = 33x = 33 / 0.4x = 82.5 marbles

Since Andrei cannot use a fraction of a marble, he'll need to use 82 marbles to fill the tank with 20 liters of water.

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which algebraic expresion is a polynomial with a degree of 2

Answers

A polynomial with a degree of 2 can be:

x² + 1

y² + 2

etc..

hope this helps

Write the number in scientific notation: 60,000

Answers


6×10^4
We use 6 because the # has to be greater than or equal to 1 but less than or equal to 10.
10^4=10000
10000×6=60000

To write a number in scientific notation, first, write a decimal point in the number so that there's only one digit to the left of the decimal point.

Next, count the number of places the decimal point would need to move to get back to the original number.

The number of spaces to get back to the original number is the exponent.

Basher collected 4 1/3 basket of peaches and Orchard if each basket holds 21
peaches how many peache did he collect in all

Answers

To do this you times 3 by 4 and add it on to the numerator of the fraction, to turn it into a top heavy fraction:
3*4 = 12
1+12/3 = 13/3

Then you multiply the numerator by 21 to work out what 21 times the fraction is:
13*21/3 = 273/3

Then you can divide 273 by 3 to get the final answer:
273/3 = 91

He will have 91 peaches overall.
Hope this helps! :)

Jenna Is 4 Years Older Than Her Sister. The Sum Of Jenna's Age And Her Sister's Age Is 32. How Old Is Jenna?

Answers

Jenna = 18
Sister = 14

arrange the following polynomial into descending order and identify the 3rd term -19x^2+2+4x^3-7x
a. -19x^2
b.2
c.4x^3
d.-7x

Answers

descending order....highest exponent to lowest exponent

-19x^2 + 2 + 4x^3 - 7x = 4x^3 - 19x^2 - 7x + 2

third term is -7x

Pine Bluff Middle School is having its annual Spring Fling dance, which will cost $400. The student treasurer reported that the dance fund has $ 75 left over from last year. Each ticket to the dance costs $4. Let t represent the number of tickets sold. Write an inequality to determine how many tickets must be sold to pay for this year's dance.

Answers

First you subtract the current fund from the total cost 
400 - 75 = 325
Then you divide 325 by the price of the tickets 4, for the number of tickets needed
325/4= 81.25
Since you can't sell a quarter of a ticket, 81.25 is rounded up to 82
x ≤ 82

Explain how you can use a straight edge and a compass to construct an angle that is both congruent and adjacent to a given angle

Answers

An adjacent angle is one of two angles that lie next to each other. They both share a common boundary line but do not overlap each other.  Congruent angles are angles that are opposite each other. They  only share a center point. You construct an adjacent angle and a congruent angle using a straight line and a compass by drawing two congruent angles with the same size angle in both angles. Because both angles are constructed using the same compass measurement; both angles are considered to be both congruent and adjacent. 

Order the numbers from least to greatest 7.8 7.88 7.78 7.87 7.77

Answers

7.77, 7.78, 7.8, 7.87, 7.88
7.77, 7.78, 7.8, 7.87, 7.88

a student teacher rectangular desk is 30 inches long and 18 inches wide the teachers desk is similar to the student desk and has a length of 50 inches what is the width of the teachers desk ?

Answers

Similar means that the student's desk and the teacher's desk is proportional. 


Simplify: 
Solve for x. 
50*3=5*x
x=30. in.
Added: 30 + 18 + 50 = 98






Hopefully this is correct, if not them sorry, Have a nice day~Nana!~

Simplify. 4 + 3(10 - 23) A) 8 B) 10 C) 11 D) 12

Answers

4 + 3 * -13
4 - 39
-35

Farrah’s math grade average is 93.3¯%. How can you represent this repeating decimal as a fraction? 0.3¯

Answers

Farrah’s math grade average = 93.3¯%
Fraction of the repeating decimal 0.3¯ = 3/9 = 1/3
Thus the answer is 1/3.
and if you divide 1/3, yo can check on calculator that we get 0.33333333.... that is repeating decimal.

The repeating decimal as a fraction can be represented as [tex]\mathbf{\dfrac{1}{3}}[/tex]

A repeating decimal is known to be a continuous decimal expressing a number with an indefinite reoccurring part after the decimal point that is not zero.

From Farrah's math grade average score of 93.3%;

the repeating decimal in bold form is 93 + 0.3

[tex]\mathbf{= \dfrac{3}{9}} \\ \\ = \mathbf{\dfrac{1}{3}}[/tex]

Check:

[tex]\mathbf{\dfrac{1}{3}}}[/tex]   in decimal results into a repeating decimal 0.33333333

Therefore, we can conclude that repeating decimal as a fraction is represented as  [tex]\mathbf{\dfrac{1}{3}}[/tex]

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WILL GIVE BRAINLIEST!

Find the slope of the line shown below.

A) -2

B) 2

C) -1/2

D) 1/2

Answers

The answer should be -1/2.
As we move from left to right, the graph goes thru (0,5) and (2.5,0).
                                                                                                         -5
Thus, the "run" is 2.5 and the "rise" is -5.  The slope is then m  = ------
                                                                                                         2.5

or m = -2 (answer).

What is the equation for the relationship

Answers

the equation is y=0.4 i think

The perimeter of a regular quadrilateral is 12 inches. What is its area?

plz help !!!

Answers

The area would be 9 because the perimeter of the regular quadrilateral would be 3 and if you multiply 3 by 3 you have 9.

The required area of the regular quadrilateral is 9 square inches.

Given that,
The perimeter of a regular quadrilateral is 12 inches. What is its area is to be determined.

What is quadrilateral?

A quadrilateral is a four-sided shape, regular or nonregular.
Examples:- square, rectangle parallelogram etc.

Here,
A regular quadrilateral is a square.
the perimeter of the rectangle = 4 × side
12 = 4 × side
side = 12 / 4
Side = 3 inch
Area of the square = side²
Area of the square = 3²
Area of the square = 9 square inches

Thus, the required area of the regular quadrilateral is 9 square inches.

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The ratio of number of cars to the number of vans is 5:1. The ratio of number of vans to number of motorcycle in the same car park is 3:2 if there are 30 cars in the park how many motorcycle are there

Answers

30/5=6
6/2=3
There are 3 motorcycles

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