Solve, (5x+ 1) (x+3) = 3(x-1) * (0.5 Points) ​

Question

Solve, (5x+ 1) (x+3) = 3(x-1) *
(0.5 Points)

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Aubrey 1 month 2021-09-16T16:16:13+00:00 1 Answer 0 views 0

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    2021-09-16T16:17:41+00:00

    Answer:

    5x(x + 3) + 1(x + 3) = 3x - 3 \\ 5x {}^{2}  + 15x + x + 3 = 3x - 3 \\ 5x {}^{2}  + 13x + 6 = 0 \\ 5x {}^{2}  + 3x + 10x + 6 = 0 \\ x(5x + 3) + 2(5x + 3) = 0 \\ (x + 2)(5x + 3) = 0 \\ x =  - 2 \: or \: x = -  \frac{3}{5}

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