25-2(x-3)=4x-11怎么解方程?

2025-06-27 17:15:54
推荐回答(4个)
回答1:

解:25-2(x-3)=4x-11
25-2x+6=4x-11
25+6+11=4x+2x
6x=42
x=7
∴x=7是原方程的解

回答2:

回答3:

25-2(x-3)=4x-11
25-2x+6=4x-11
25+6+11=2x+4x
42=6x
x=42/6=7

回答4:

25-2(x-3)=4x-11
25-2x+6=4x-11
4x+2x=25+6+11
6x =42
x=7