## Algebra 1

$4x^{2}+13x+15$
By simplifying the brackets we get =$x^{2}+6x+11+3x^{2}+7x+4$ Then we add like terms together which are terms that have the same variables. =$x^{2}+3x^{2}+6x+7x+11+4$ =$4x^{2}+13x+15$