SOLUTION: Add. 5b to the 3rd power -8b + 2b to the 2nd power and 3b to the second power - 7b to the 3rd power + 5b

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Add. 5b to the 3rd power -8b + 2b to the 2nd power and 3b to the second power - 7b to the 3rd power + 5b      Log On


   

Question 112540: Add.
5b to the 3rd power -8b + 2b to the 2nd power and
3b to the second power - 7b to the 3rd power + 5b
Answer by jpa65@hotmail.com(9) About Me  (Show Source):
You can put this solution on YOUR website!
Just think of it as an addition problem. Line it up correctly.
5b^3 +2b^2-8b
+ -7b^3 +3b^2+5b then add

= -2b^3+5b^2-3b
or (in other terms)
-2b to the 3rd power + 5b to the 2nd power + -3b