10x - 6(8-x) = 64 ===> x=7我要知道过程
问题描述:
10x - 6(8-x) = 64 ===> x=7我要知道过程
答
10x - 6(8-x) = 64
10x - 48+6x = 64
10x+6x = 64 +48
16x=112
x=7