Question

resolva a fatoracao: -15x²-5x=0​

Answer 1

$- 15 x^{2} - 5x = 0 \\ x( - 15x - 5) = 0 \\ - 15x - 5 = \frac{0}{x } \\ \\x1 = 0 \\ \\ - 15x = 5 \\ x = - \frac{5}{15} = - \frac{1}{3} \\ x2 = - \frac{1}{3}$

Espero ter ajudado:)