## Algebra: A Combined Approach (4th Edition)

-2$x^{2}$ + 8x -1
( $x^{2}$ + 2x + 1 ) - ( 3 $x^{2}$ - 6x + 2 ) $x^{2}$ + 2x + 1 - 3$x^{2}$ + 6x -2 $x^{2}$ - 3$x^{2}$ + 2x + 6x +1-2 combine like terms -2$x^{2}$ + 8x -1 simplify