tytanp21 tytanp21

09-11-2017
Mathematics

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Which equation is equivalent to (-4y - x) - (3y - 9x)

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texaschic101 texaschic101

09-11-2017

-4y - x - (3y - 9x)...distribute the - thru the parenthesis
-4y - x - 3y + 9x....now combine like terms
8x - 7y <== or -7y + 8x

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