3 years ago

Please help, refer to picture

Mathematics

1 answer:

Mariulka [41]3 years ago

6 0

Answer:

99°

Step-by-step explanation:

∠7 and ∠8 are a linear pair, so are supplementary. Numbers are assumed to be degrees.

∠7 + ∠8 = 180

2x+15 + 3x = 180 . . . . . substitute given values

5x = 165 . . . . . . . . . . . . subtract 15, collect terms

x = 33 . . . . . . . . . . . . . . . divide by the coefficient of x

∠8 = 3x = 3·33 = 99 . . . . . degrees

You might be interested in

______ income is gross income minus taxes and deductions. fill in the blank

lana66690 [7]

Answer:

Net

Step-by-step explanation:

The definition of "Net Income" is a person's income after deductions and taxes. Hence it is also sometimes know as the "Take-Home" income. i.e the amount of money that you actually take home.

4 0

3 years ago

Helpppppppppppppppppppppppppp

Ymorist [56]

She has to add 2 more quarters for 108 more days.

8 0

3 years ago

Use your calculator to solve -5e^(-4

ipn [44]

$-5e^{-4}$

6 0

4 years ago

Y=-6x+5 and y=-6x-6 pair of lines is parallel, perpendicular, or neither?

Alex73 [517]

Answer:

parallel

Step-by-step explanation:

They both have the same slope, -6.

The slope is always the number in front of the x.

8 0

3 years ago

Select the correct answer. The edges of a cube are 5 centimeters each and the diagonal of a face is approximately 7 centimeters.

kow [346]

C : 35

---------------------

6 0

3 years ago

Read 2 more answers