(x-36)/(10-8)=(x+36)/(12-8)

问题描述:

(x-36)/(10-8)=(x+36)/(12-8)

(x-36)/(10-8)=(x+36)/(12-8)
2(x-36)=4(x+36)
2x-72=4x+144
2x=-216
x=-108