x-(x/2-40)-(x/4+60)=60求解

问题描述:

x-(x/2-40)-(x/4+60)=60求解

x-x/2+40-x/4-60=60
x/4=80
x=320

x-(x/2-40)-(x/4+60)=60
x-x/2+40-x/4-60=60
x-x/2-x/4+40-60=60
x/4=80
x=320