3.2x-2.1=0.8x-6.1的方程怎么解?

问题描述:

3.2x-2.1=0.8x-6.1的方程怎么解?

您好!
3.2x-2.1=0.8x-6.1
2.4x-2.1=-6.1
2.4x=-4
x=-5/3

3.2x-0.8x=2.1-6.1
2.4x=-4
x=-10/6

3.2x-2.1=0.8x-6.1
32x-21=8x-61
24x=-40
x=-5/3

3.2x-0.8x=2.1-6.1
2.4x=-4
x=-10/6

3.2x-2.1=0.8x-6.1
3.2x-0.8x=2.1-6.1
2.4x=-4
x=-5/3