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2x+4y=-26 |*3
-20x+12y=0
6x+12y=-78
__________-
-26x = 78
x= 78/-26
x-3
-5x+3y=0
-5(-3) +3y=0
15+3y =0
3y=-15
y=-15/3
y=-5
x=-3
y=-5
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