Question 246813
2x-2y=-2 multiply by -2 & add
x-4y=5  
-4x+4y=4
x-4y=5
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-3x=9
x=9/-3
x=-3 ans.
2*-3-2y=-2
-6-2y=-2
-2y=-2+6
-2y=4
y=4/-2
y=-2 ans.
Proof:
-3-4*-2=5
-3+8=5
5=5