What do I do about the variables

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asked Mar 13, 2018 8.6k views

1 Answer

Antoan Elenkov · Answer 1 · 2018-03-20T03:28:24+0000

3x(9x² + 11x - 5) + 2(2x³ + 11x - 5x²) - 5x² + 8

Simplify.

27x³ + 33x² - 15x + 4x³ + 22x - 10x² - 5x² + 8

Add like terms.

(27x³ + 4x³) + (33x² - 10x²) + (-15x + 22x) + 8

Simplify.

31x³ + 23x² - 7x + 8

~Hope I helped!~

What do I do about the variables

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