Question

(x+3)(x + 4) = 7(x + 2)​

Answer 1

$(x + 3)(x + 4) = 7(x + 2) \\ {x}^{2} + 4x + 3x + 12 = 7x + 14 \\ {x}^{2} + 7x - 7x + 12 - 14 = 0 \\ {x}^{2} - 2 = 0$

${x}^{2} = 2 \\ x = ±\sqrt{2}$