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Answer to Question #10454 in Algebra for Lita

Question #10454
X+2y=2
-x+3y=13
Expert's answer
x+2y=2
-x+3y=13
Let's add the equations:
-x+x+2y+3y=2+13
5y=15 whence y=3
From the first equation we get x=2-2y
Substituting y=3 we obtain
x=2-2*3=-4
So the answer is x=-4, y=3

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