SOLUTION: What is the value of 2(x+y) - (�-y) if x= 2, y= 1, and z = -3

Question 1113679: What is the value of 2(x+y) - (�-y) if x= 2, y= 1, and z = -3
Answer by math_helper(2461) (Show Source): You can put this solution on YOUR website!
What is the value of 2(x+y) - (�-y) if x= 2, y= 1, and z = -3
==============================================
To solve, just substitute the values given for x and y into the equation
(since the equation does not depend on z, that value is irrelevant):
2(2+1) - (2-1) = _________________

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