Respuesta :

Answer:

7x^3+7x^2+18

Step-by-step explanation:

11x^2+8+6x^3+10-4x^2+x^3

=6x^3+x^3+11x^2-4x^2+8+10

=6x^3+x^3+7x^2+8+10

=7x^3+7x^2+8+10

=7x^3+7x^2+18

Answer:

what they said

Step-by-step explanation: