## Algebra 1

$9t^{4} - 3t^{2} + 11t + 12$
By simplifying the brackets we get = $9t^{4} + 5t + 8 - 3t^{2} + 6t + 4$ Then we add like terms together which are terms that have the same variables. = $9t^{4} - 3t^{2} + 6t + 5t + 4 + 8$ = $9t^{4} - 3t^{2} + 11t + 12$