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18 November, 15:28

How do I simplify the form of expression?

(4x + 5) (x - 7) - 4x^2 + 10x = 9

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  1. 18 November, 16:15
    0
    Answer: 3.384

    Step-by-step explanation: first expand to remove the brackets

    4x^ (2) - 23x-35-4x^ (2) + 10x-9=0.

    -13x-44=0

    x=44/13

    x=3.384
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