Question:

Can you please simplify these expressions?

by  |  earlier

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(4x³ + 5x - 2) + (7x² - 8x + 9)

(4x^4 - 5) - (8x^4 - 2x³ + x)

Please show your work.

Thanks!!

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  1. 4x³ + 5x - 2 + 7x² - 8x + 9

    4x³ + 7x² + 5x - 8x + 9 - 2

    4x³ + 7x² - 3x + 7

    4x^4 - 5 - 8x^4 - 2x³ + x

    4x^4 - 8x^4 - 2x³ + x -5

    -4x^4 - 2x³ + x - 5

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