1 |
2 |
1 |
2 |
1 |
2 |
5x-1 |
3 |
2x+1 |
2 |
2-x |
6 |
A.(5x-1)=(2x+1)-(2-x) | B.2(5x-1)=3(2x+1)-2-x |
C.10x-1=6x+1-2+x | D.2(5x-1)=3(2x+1)-(2-x) |
1 |
2 |
1 |
5 |
1-x |
2 |
4x-1 |
3 |
1 |
2 |
1 |
3 |
A.y=-10 | B.y=0 | C.y=
| D.y=4 |
A.x+3x=7+5 | B.x-3x=-5+7 | C.x-3x=7+5 | D.x-3x=7-5 |
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