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Please help me with this

asked Sep 17, 2021 168k views

1 vote

Please help me with this

Please help me with this -example-1

Mathematics
high-school

JoeyRobichaud asked

by JoeyRobichaud

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1 Answer

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Explanation:

-4 = x - y ...1

4 = -x + y ...2

...1 + ...2

-4+4 = x-y +(-x+y)

0 = 0

and I don't know next lol

Fafchook answered Sep 22, 2021

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