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3 years ago

Help please? Im so lost...

Mathematics

1 answer:

posledela3 years ago

4 0

Answer:

d. 89 degrees

cuz they're alternate interior angles

hope that helps uhh!! :)

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How do you figure it out in steps 3r+n^2-r+5-2n+2

Katyanochek1 [597]

If you need to simplify the equation it would be:
$n^{2}$ +2r-2n+7
If not sorry..
Hope This Helps!

8 0

3 years ago

Joe spends 18.75% of his working day washing cars. He spends 1.5 hours washing cars. How many total hours does he work per day?

insens350 [35]

Answer:

8 hours

Step-by-step explanation:

Joe spends 18.75% of his working day washing cars.

Joe spends 1.5 hours washing car.

Therefore 18.75% is equal to 1.5 hour.

18.75% = 1.5 hour

1% = 1.5 ÷ 18.75 = 0.08 hour

100% = 0.08 x 100 = 8 hours

4 0

3 years ago

Zanzabum

Answer:

see below

Step-by-step explanation:

y = 8x − 9

y = 4x − 1

Since both equations are equal to y, we can set them equal to each other

8x-9 = 4x-1

Subtract 4x from each side

8x-4x-9 = 4x-4x-1

4x-9 = -1

Add 9 to each side

4x-9+9 = -1+9

4x = 8

Divide each side by 4

4x/4 = 8/4

x=2

Now find y

y = 4x-1

y = 4(2)-1

y = 8-1

y = 7

(2,7)

The point of intersection when the 2 lines are graphed is (2,7)

7 0

3 years ago

Read 2 more answers

Find the difference 5 1/3 - 3 2/3

ollegr [7]

5/3 or 1 2/3 the first one is the answer but the second answer is just simplified :)

3 0

3 years ago

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An isosceles triangle has an angle that measures 90°. Which other angles could be in that isosceles triangle? Choose all that ap

Lena [83]

An isosceles triangle is a triangle with two equal sides. Since, one of the angles is 90 degrees. Then, the 2 remaining must equal 90 because the total of the triangle should be 180 degrees. So, I think 45 degrees is the only one we can use here because 45 + 45 = 90 degrees.

5 0

3 years ago