x-3/5x=2/15
问题描述:
x-3/5x=2/15
答
(x-3)/5x=2/15
15(x-3)=10x
15x-45=10x
5x=45
x=9
x-3/5x=2/15
(x-3)/5x=2/15
15(x-3)=10x
15x-45=10x
5x=45
x=9