Question

PLEASE HELP ME!!!!!!!!

Answer 1

Linear Pair = Supplementary angles = angles equal 180

180=(3n+15)+(2n+40)

Condense

180= 5n+55

Subtract

125=5n

Divide

n=25

Plug back in

3(25)+15 =90

2(25)+40=90

Both answers are 90 degrees.