Question 229018
X+6Y=-4 MULTIPLY THIS EQUATION BY -3 7 ADD,
3X-4Y=10
-3X-18Y=12
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-22Y=22
Y=22/-22
Y=-1 ANS.
X+6*-1=-4
X-6=-4
X=-4+6
X=2 ANS. 
PROOF:
3*2-4*-1=10
6+4=10
10=10
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THE ANSWER IS (2,-1) NORMALLY THESE TERMS ARE PRESENTED AS (X,Y)