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

3$x^{2}$ + 5
( 4$x^{2}$ + $y^{2}$ + 3 ) - ( $x^{2}$ + $y^{2}$ -2 ) 4$x^{2}$ + $y^{2}$ + 3 - $x^{2}$ - $y^{2}$ +2 4$x^{2}$ - $x^{2}$ + $y^{2}$ - $y^{2}$ + 3 + 2 combine like terms 3$x^{2}$ + 5 simplify