A.若3x+5=1,则3x=1-5 | ||
B.若x-2=4x+1,则x-4x=1+2 | ||
C.若-3x=2,则x=-
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D.若-
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2 |
3 |
2 |
5 |
25 |
2 |
A.a+5=5+b | B.-
| C.m-a=m-b | D.am=bn |
A.若x+a=y+a,则x=y | B.若-
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C.若3x-1=3y-1,则x=y | D.若x2=y2,则x=y |
A.a+3=b-3 | B.
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C.2a=-2b | D.
|
1 |
4 |
A.若ac=bc,则a=b | B.若
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C.若a2=b2,则a=b | D.若-
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