20.4-60%X=4.6 怎么算?

问题描述:

20.4-60%X=4.6 怎么算?

20.4-60%X=4.6
0.6X=20.4-4.6
0.6X=15.8
X=15.8/0.6
X=79/3

20.4-60%X=4.6
0.6X=20.4-4.6
0.6X=15.8
X=15.8÷0.6
X=26又3分之1