解3.2X+2.2X=10.8救命,

问题描述:

解3.2X+2.2X=10.8
救命,

3.2X+2.2X=10.8
5.4x=10.8
x=10.8/5.4
x=2

解3.2X+2.2X=10.8
5.4x=10.8
x=10.8/5.4
x=2