Question

X(x+6)-2x-6=(x-4)(x-5) por favor es urgente

Answer 1

x(x + 6) - 2x - 6 = (x - 4)(x - 5)
x^2 + 6x - 2x - 6 = x^2 + 5x - 4x + 20
x^2 - x^2 + 6x - 2x - 5x + 4x = 20 + 6
3x = 26
x = 26/3