X分之0.7-0.17-0..2X分之0.03等于一,求X的值

问题描述:

X分之0.7-0.17-0..2X分之0.03等于一,求X的值

0.7/x-0.17-0.03/0.2x= 1
70-17X-15= 100x (同时乘以100x)
100x+17x= 70-15
x= 55/117