Question 402758
15x^2 + 10x - 5 divided by 5
divide numerator and denominator by 5
answer = 3x^2 + 2x - 1 / x

x^2 + 3x - 18 divided by x - 3
you need to factor the numerator
(x + 6)(x - 3) / (x - 3)
divide numerator and denominator by (x - 3)
answer = x = 6