Explanation:
2x - 2y =4 -----------(1)
-2x +3y =6 -----------(2)
_________ (Add both the equation)
y = 10
From equation (1) , using y=10
2x-2(10)=4
2x-20=4
2x=20+4
2x=24
x=24/2
x=12
Therefore, x= 12 , y=10
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