SOLUTION: Could someone please help. Thanks so much!! Simplify. Please show all of your work. -12c + 6c2 – 9c3 + 3(7c + 8c2 – 2c3)

Algebra ->  Expressions -> SOLUTION: Could someone please help. Thanks so much!! Simplify. Please show all of your work. -12c + 6c2 – 9c3 + 3(7c + 8c2 – 2c3)       Log On


   

Question 468895: Could someone please help. Thanks so much!!
Simplify. Please show all of your work.
-12c + 6c2 – 9c3 + 3(7c + 8c2 – 2c3)

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
-12c + 6c2 – 9c3 + 3(7c + 8c2 – 2c3)
-----
= -12c + 6c^2 - 9c^3 + 21c + 24c^2 - 6c^3
-----
= 9c +30c^2-15c^3
---------------------------
Cheers,
Stan H.