4+5*(x-2)+12=6x怎么算(带过程)
问题描述:
4+5*(x-2)+12=6x怎么算(带过程)
答
4+5x-10+12=6x
6+5x=6X
6=x
答
4+5x-2*5+12=6x
x=4+12-10=6
答
先展开
4+5*(x-2)+12=6x
4+5x-10+12=6x
再把5x移项到等式右边
x=6