52ykz22j9u 52ykz22j9u
  • 25-08-2020
  • Mathematics
contestada

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

Respuesta :

altavistard
altavistard altavistard
  • 25-08-2020

Answer:

-2y + 2

Step-by-step explanation:

Let's first remove the parentheses.  (x - y + 1) becomes x - y + 1 and -(x + y - 1) becomes -x -y + 1.   Combine like terms:

x - y + 1 - x - y + 1 = -2y + 2

Answer Link
ricchad
ricchad ricchad
  • 25-08-2020

Answer:

-2y + 2

Step-by-step explanation:

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

remove ( )

= x - y + 1 - x - y + 1

simplify

= -2y + 2

Answer Link

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