SOLUTION: Solve the following system of equations for the unknown variables. X + y =12 X-y=-2

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Question 768656: Solve the following system of equations for the unknown variables.
X + y =12
X-y=-2

Answer by MathLover1(20850)   (Show Source): You can put this solution on YOUR website!

....eq.1
........eq.2
_________________________add both





now go back to eq.1 or eq.2 and find
....eq.1...plug in




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