Question

How do you simplify `(3n+12)/(n+4)`?

Answer 1

`3`

Explanation:

Very often in algebraic fractions, you need to factorise to be able to simplify.

`(3n +12)/((n+4)) = (3(n +4))/((n+4))`

`((3cancel((n +4)))/cancel(n+4)`

=`3`