a+b-c |
c |
a-b+c |
b |
-a+b+c |
a |
a+b-c |
c |
a-b+c |
b |
-a+b+c |
a |
a+b-c |
c |
a-b+c |
b |
-a+b+c |
a |
a+b-c+a-b+c-a+b+c |
a+b+c |
a+b+c |
a+b+c |
a+b-c |
c |
-c-c |
c |
A.3x:(2x+y) | B.3x:(4x+2y) | C.x:(x+y) | D.2x:(2x+y) |
a |
b |
2 |
3 |
a+2b |
a-3b |
a |
2 |
b |
3 |
c |
5 |
x |
4 |
y |
5 |
y-x |
x |
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