Question

x²+5x-6=0
Хелп ми плиз

Answer 1

$x {}^{2} + 5x - 6 = 0 \\ x {}^{2} + 6x - x - 6 = 0 \\ x \times (x + 6) - (x + 6) = 0 \\ (x + 6) \times (x - 1) = 0 \\ x + 6 = 0 \\ x - 1 = 0 \\ x = - 6 \\ x = 1 \\ x {}^{1} = - 6 \\ x {}^{2} = 1$