Question

i need help factoring this equation
x2 + 8x - 9

Answer 1

x^2+8x-9

=x^2-x+9x-9

=x(x-1)+9(x-1)

=(x+9)(x+9)

this may help you

Answer 2

x² + 8x - 9

=> x² + 9x - x - 9

=> x(x+9) - 1(x+9)

=> (x+9)(x-1)