Question

findx it
5x (2 – 3x)- 17 (2x-5) = 16​

Answer 1

$5x(2 - 3x) - 17(2x - 5) = 16 \\ 10x - 15 {x}^{2} - 34x + 85 = 16 \\ 15 {x}^{2} - 24x + 69 = 0 \\ divide \: by \: 3 \\ 5 {x}^{2} - 8x + 23 = 0$

use formula :-

$\frac{ {b} \binom{ + }{ - } \sqrt{ {b}^{2} - 4ac} }{2a}$