7.5*6-5X=0.8怎么解
问题描述:
7.5*6-5X=0.8怎么解
答
5X=45-0.8
X=8.84
答
7.5*6-5X=0.8
45-5x=0.8
5x=45-0.8
5x=44.2
x=8.84