Question

find x if x+10+x°+x+20=180°

Answer 1

X=50°(I solved as per your typed equation. I didn't refer to your clicked picture.)

Answer 2

x + 10+ x + x +20 = 180

3x + 30 = 180

3x = 150

x= 150/3 = 50°

x = 50°


Thanks