2/3X+7=5/6x X=?
问题描述:
2/3X+7=5/6x X=?
答
5/6x-2/3x=7
1/6x=7
x=7÷1/6
x=42
2/3X+7=5/6x X=?
5/6x-2/3x=7
1/6x=7
x=7÷1/6
x=42