解方程 (3x-1)(2x-3)=(6x-5)(x-2)+5

分类: 作业答案 • 2021-12-19 10:42:10

问题描述：

答

(3x-1)(2x-3)=(6x-5)(x-2)+5
6x²-11x+3=6x²-17x+10+5
6x²-11x+3=6x²-17x+15
6x²-11x-6x²+17x=15-3
6x=12
x=2

答

6x²-11x+3=6x²-17x+10+5
6x²-11x+3=6x²-17x+15
6x²-11x-6x²+17x=15-3
6x=12
x=2

答

(3x-1)(2x-3)=(6x-5)(x-2)+5
6x²-11x+3=6x²-17x+10+5
6x²-11x+3=6x²-17x+15
6x²-11x-6x²+17x=15-3
6x=12
x=2