Question

Plz help me get the answer ASAP

Answer 1

9b^3 -11 -10b^3

combine like terms

9b^3 -10b^3 -11

-b^3 -11

Answer 2

Answer:

$\large\boxed{-b^3-11}$

Step-by-step explanation:

$(9b^3-11)-10b^3\qquad\text{cobine like terms}\\\\=(9b^3-10b^3)-11=-b^3-11$