Question

(3x-4)(4x-3)-(2x-7)(3x-2)=214

es una ecuacion de segundo grado

Answer 1

$12 {x}^{2}- 9x - 16x + 12 - (6 {x}^{2}-4x-21x+14) = 214$
$6 {x}^{2} - 2 = 214 \\ 6 {x}^{2} = 216 \\x = \sqrt{ \frac{216}{6} } \\ x = 6$