2x-3/x-1=4x-1/2x+3等于多些
问题描述:
2x-3/x-1=4x-1/2x+3等于多些
答
2x-3/x-1=4x-1/2x+3
(2x-3)(2x+3)=(4x-1)*(x-1)
4x^2-9=4x^2-5x+1
5x=10
x=2