bubba200028 bubba200028

18-07-2017
Mathematics

contestada

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

Respuesta :

morgaine816 morgaine816

21-07-2017

First, distribute the minus sign across the second set. So you have:

x - y + 1 - x - y + 1

Now, we combine like terms:
x-x=0
-y-y=-2y
1+1=2

So we have -2y+2

Hope that helps.

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