解方程2x/3-x/2=16.5
问题描述:
解方程2x/3-x/2=16.5
答
2x/3-x/2=16.5
(2/3-1/2)x=16.5
x/6=16.5
x=99
答
4x/6 -3x/6 =16.5
x/6 =16.5
x=99
答
4x/6-3x/6=x/6=16.5 x=99
答
4x-3x=16.5*6
x=99