Question 359736
6x-y=-4 multiply by 2 & add.
2x+2y=15
12x-2y=-8
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14x=7
x=7/14
x=.5 ans.
6*.5-y=-4
3-y=-4
-y=-4-3
-y=-7
y=7 ans.
Proof:
2*.5+2*7=15
1+14=15
15=15