A.如果ac=bc,那么a=b | B.如果
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C.如果a=b,那么
| D.如果-
|
a |
c |
b |
c |
a |
c2 |
b |
c2 |
x |
3 |
2 |
3 |
A.4x-5=3x+2变形得4x-3x=-2+5 | ||||
B.
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C.3(x-1)=2(x+3)变形得3x-1=2x+6 | ||||
D.3x=2变形得x=
|
A.若a=b,则
| B.若ax=ay,则x=y | ||||
C.若ab2=b3,则a=b | D.若
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A.如果x-3=y-3,那么x-y=0 | ||||
B.如果mx=my,那么x=y | ||||
C.如果s=
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D.如果
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A.若x=y,则x-5=y+5 | B.若a=b,则ac=bc | ||||||||
C.若
| D.若x=y,则
|
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