Question

-xpower2+9xpower2-3x+7xpower3-8x​

Answer 1

Answer:

by taking similarities

x²(1+9)-x(3+8)+x³(7)

in order

-x(3+8) + x²(1+9) + x³(7)

Answer 2

Answer:

$7x^3+8x^2-11x$

Step-by-step explanation:

$\implies -x^2+9x^2-3x+7x^3-8x$

$\implies 8x^2-11x+7x^3$

$\implies 7x^3+8x^2-11x$