77.1k views
4 votes
Two angles are supplementary. One angle is 5x° and the other angle is 3x + 20°

What is the value of x?

Supplementary angles add up to 180 degrees

1 Answer

4 votes

Answer:

x = 20

Explanation:

They add up to 180 degrees.

5x + 3x + 20 = 180

8x= 160

x = 20

Hope this helps.

User Amulllb
by
6.1k points