方程求解:3(4x-2)-2(3x+3)=9-8x

2024-11-17 02:55:32
推荐回答(5个)
回答1:

答案:3/2
解:因为3(4x-2)-2(3x+3)=9-8x
所以12x-6-6x-6=9-8x
移项得 14x=21
x=3/2.

回答2:

12x-6-6x-6=9-8x
6x-12=9-8x
14x=21
x=3/2

回答3:

12x-6-(6x+6)=9-8x
12x-6-6x-6=9-8x
6x-12=9-8x
6x+8x=9+12
14x=21
x=3/2

回答4:

12x-6-6x-6=9-8x
6x+8x=9+12
14x=21
x=2/3

回答5:

x=3/2