Question

The expression x + (x - y) + y + (y - x) equals​

Answer 1

Answer:

the answer is x+y.

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Step-by-step explanation:

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

x+x-y+y+y-x

x+y

Answer 2

Answer:

x+y

Step-by-step explanation:

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

first remove the brackets

x+x-y+y+y-x

x+x-x+y+y-y

2x-x+2y-y

x+y

therefore the answer of the equation is x + y .