Question

How do you simplify `(5x^2 - 5)/(3x^2 + 3x)`?

Answer 1

You can collect `5` and `3x` to get:
`(5(x^2-1))/(3x(x+1))=(5cancel((x+1))(x-1))/(3xcancel((x+1)))=(5(x-1))/(3x)`