(6-x)除以3=10-x,求x
问题描述:
(6-x)除以3=10-x,求x
答
两边同乘以3得
6-x=30-3x
移项得3x-x=30-6=24
x=12
答
(6-x)÷3=10-x
(6-x)=3(10-x)
6-x=30-3x
3x-x=30-6
2x=24
x=12