Question

solve quadratic equation by factorisation​

Answer 1

Hey

$5m {}^{2} = 22m + 15 \\ \\ = > 5m {}^{2} - 22m - 15 = 0 \\ \\ = > 5m {}^{2} - 25m + 3m - 15 = 0 \\ \\ = > 5m(m - 5) + 3(m - 5) = 0 \\ \\ = > (m - 5)(5m +3) = 0 \\ \\ = > m = 5 \: or \: \frac{-3}{5}$

Answer 2

HOPE IT HELPS YOU...