Question 100070
-2X-Y=-5 NOW MULTIPLY THIS EQUATION BY 2 & ADD TO THE OTHER EQUATION
-4X-2Y=-10
-3X+2Y=10
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-7X=0
X=0 ANSWER.
-2*0+2Y=10
2Y=10
Y=10/2
Y=5 ANSWER.
PROOF:
-3*0+2*5=10
10=10