Question

$xy - 4x + 4x + 4y - xy + 4x - 4y \\ add$
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Answer 1

Answer:

xy - 4x + 4x + 4y - xy + 4x - 4y

answer is 4x

I hope my answer helps you ☺☺

Answer 2

Answer:

$xy-4x+4x+ 4y-xy+4x-4y \\ =4x$

Step-by-step explanation:

Hope it will be helpful...☺☺☺☺