50(X+ 3)=60(X-2)的解是?
问题描述:
50(X+ 3)=60(X-2)的解是?
答
50X+150=60X-120
10X=270
X=27
50(X+ 3)=60(X-2)的解是?
50X+150=60X-120
10X=270
X=27