Angle 1 and angle 2 are supplementary angles.

m∠1 = 4x+3

m∠2 = 3x−5

What is the value of x?

a.) x = 178

b.) x=178/7

c.) x=92/7

d.) x = 26

1 answer

just recall that supplementary angles add to 180, so

4x+3 + 3x-5 = 180

Now just solve that for x.