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Madison Shannon
Mathematics
7 January, 07:22
Simplify (x - y + 1) - (x + y - 1).
-2y+2
2y - 2
-2x + 2y
O2x - 2y + 2
+1
Answers (
1
)
Yusuf Spencer
7 January, 07:48
0
-2y + 2
Step-by-step explanation:
(x - y + 1) - (x + y - 1)
Distribute the minus sign
(x - y + 1) - x - y + 1
Combine like terms
x-x - y-y + 1+1
-2y + 2
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