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14 November, 12:03

How do u simplify 5x^2-8x-12 subracted from - 4x^2+2x-8

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  1. 14 November, 12:50
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    - 9x² + 10x + 4

    Step-by-step explanation:

    Calculate the subtraction as

    - 4x² + 2x - 8 - (5x² - 8x - 12) ← distribute parenthesis by - 1

    = - 4x² + 2x - 8 - 5x² + 8x + 12 ← collect like terms

    = - 9x² + 10x + 4
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