Respuesta :

Answer:  9x^2 - 6x + 8

Step-by-step explanation:

(9x^2 - 2x + 7) - (4x - 1)     Subtract like terms

The term 9x^2 doesn't have any other term so it will stay alone.

-2x - 4x  = - 6x

7 - (-1) = 8

Put them together to get  9x^2 - 6x + 8  

Answer:

Step-by-step explanation: