Question

Find the value of x​

Answer 1

Answer:

One triangle =180 degree's

5x+15degrees =180

5x=180-15

5x=165

x=165/5

x=33

Answer 2

A+B+C=180

A=5X+15

B=60

C=90

5X+15+60+90=180

5X=180-165

5X=35

X=35/5

X=7