Simplify (x - y + 1) - (x + y - 1). 2x - 2y + 2 -2y + 2 2y - 2 -2x + 2y

asked Jun 13, 2016 60.9k views

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Simplify (x - y + 1) - (x + y - 1).
2x - 2y + 2
-2y + 2
2y - 2
-2x + 2y

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5 votes

Answer:The answer is -2y+2

Step-by-step explanation: hope this works

Yosi Taguri answered Jun 14, 2016

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$(x - y + 1) - (x + y - 1) \\ \\ x - y + 1 - x - y + 1 \\ \\ (x - x) + (-y -y) + (1 + 1) \\ \\ -2y + 2 \\ \\ Answer: \fbox {-2y + 2}$

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