Question

x+76+(180-x/2)=180 qual valor de x?

Answer 1

x+76+(180-x)/2 = 180
2x+152+180-x = 360
x = 360-180-152
x = 28

Answer 2

x+76+180-x/2=180

(2x-x)/2+256=180

x/2=180-256

x/2=-76

x=(-76).2

x=-152