Question 547868
uh just add like terms
0.6x^2 – 1.5x + 3.8 - 2.2x^2 + 4x – 7.3
0.6x^2 - 2.2x^2 – 1.5x + 4x + 3.8 – 7.3
-1.6x^2 + 2.5x - 3.5