Question

solve for 2x2+9x=10?

Answer 1

Solution:-

$2 {x}^{2} + 9x = 10 \\ 2 {x}^{2} + 5x + 4x - 10 = 0 \\ 2 {x}^{2} + 5x + 4x - 10 = 0\\ x(2x + 5) - 2(2x + 5) = 0 \\ (2x + 5)(x - 2) = 0 \\ x = \frac{ - 5}{2} \\ x = 2$