22-06-2017
Mathematics

contestada

Find the sum and express it in the simplest form.
(-5x^3 + 6x - 4) + (-2x^3 + x)

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texaschic101 texaschic101

22-06-2017

-5x^3 + 6x - 4 - 2x^3 + x
combine like terms
-7x^3 + 7x - 4

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playerawesome1 playerawesome1

22-06-2017

( -5x^3 + 6x - 4) + ( -2x^3 + x)
You add -5x^3 and -2^3
-7x ^3 +6x + x -4
Add 6x and x
-7x^3 + 7x - 4

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