3/2x+1-6/5x-1=1
问题描述:
3/2x+1-6/5x-1=1
答
两边乘(2x+1)(5x-1)
3(5x-1)-6(2x+1)=(2x+1)(5x-1)
15x-3-12x-6=10x²+3x-1
10x²=-8
x²=-4/5不成立
方程无解