10/3(x/5+3/7)=9/2X

问题描述:

10/3(x/5+3/7)=9/2X

10/3(x/5+3/7)=9/2X
6*10/3(x/5+3/7)=6*9/2X
20(x/5+3/7)=27X
4x+60/7=27X
27X-4x=60/7
23x=60/7
x=60/(23*7)
x=60/161