x-3/8x+110=75%+10
问题描述:
x-3/8x+110=75%+10
答
x-3/8x+110=75%+10
x-0.375x+110=0.75+10
0.625x=10.75-110
0.625x=-99.25
x=-99.25/0.625
x=-158.8