x |
3 |
m(x-1) |
4 |
x |
3 |
m(x-1) |
4 |
m |
2 |
8 |
3 |
8 |
3 |
8 |
3 |
8 |
3 |
8 |
3 |
11 |
6 |
5 |
6 |
8 |
3 |
11 |
6 |
5 |
6 |
8 |
3 |
5 |
6 |
11 |
6 |
2x-1 |
3 |
2x-3 |
4 |
x-2 |
5 |
2x-5 |
3 |
3-2x |
2 |
x+2 |
6 |
A.方程8-x=6变形为-x=6+8 |
B.方程5x=4x+8变形为5x-4x=8 |
C.方程3x=2x+5变形为3x-2x=-5 |
D.方程3-2x=x+7变形为x-2x=7+3 |
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