Answer
8$x^{2}$ - 13x + 2
Work Step by Step
(5$x^{2}$ - 6x + 4) + (3$x^{2}$ - 7x - 2) =
Remove round brackets.
5$x^{2}$ - 6x + 4 + 3$x^{2}$ - 7x - 2 =
Group similar terms.
(5$x^{2}$ + 3$x^{2}$) + (-6x - 7x) + (4 - 2) =
Simplify.
8$x^{2}$ - 13x + 2