Add. Use models if needed. (-3x - 7) + (4x + 7)

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Wasabigeek asked Oct 22, 2022

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Add. Use models if needed. (-3x - 7) + (4x + 7)

Mathematics
high-school

Wasabigeek asked Oct 22, 2022

by Wasabigeek

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(-3x-7)+(4x+7) = -3x-7+4x+7 = -3x+4x = x

Dvid Silva answered Oct 24, 2022

by Dvid Silva

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26 votes

-3x-7+4x+7

Negative -7 and positive 7 will give you 0.

So we're left with x. Therefore, the answer is x.

Leni Kirilov answered Oct 27, 2022

by Leni Kirilov

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