# How do you simplify #(15y-15)/(3y^2+9y-12)#?

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To simplify the expression (15y-15)/(3y^2+9y-12), we can first factor the numerator and denominator. The numerator can be factored as 15(y-1), and the denominator can be factored as 3(y-1)(y+4).

Next, we can cancel out the common factor of (y-1) in the numerator and denominator.

This leaves us with the simplified expression of 15/(3(y+4)).

Therefore, the simplified form of (15y-15)/(3y^2+9y-12) is 15/(3(y+4)).

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