2括号X-2.6等于8
问题描述:
2括号X-2.6等于8
答
2(x-2.6)=8
2x-5.2=8
2x=12.2
x=6.1
2括号X-2.6等于8
2(x-2.6)=8
2x-5.2=8
2x=12.2
x=6.1