Respuesta :

Answer:

The answer to the expression is -4.2x +5.

Step-by-step explanation:

-7.5x + 9 - 4 + 3.3x

9-4 = 5

-7.5x+3.3x = -4.2x

-4.2x + 5

Answer:

4.2x+5 is the answer....