Math
Solve for both systems: - 3x + 3y = - 6 and 2x - 3y = 5
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Asked by
AnneS2
Last updated by
anonymous
- 3x + 3y = - 6
- 3x+3x + 3y = - 6+3x
3y = - 6+3x
3y/3 = - 6+3x/3
y=-2+x
2x - 3y = 5
2x - 3(-2+x) = 5
2x - 3(-2) (-3)(+x) = 5
2x+6-3x=5
6-x=5
6-x-6=5-6
-x=-1
-x/-1=-1/-1
x=1
y=-2+x
y=-2+1=-1