SOLUTION: perform operation, simplify (x^3+3xy-8y^2)-(6x^3+8xy+y^2)

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Question 250870: perform operation, simplify
(x^3+3xy-8y^2)-(6x^3+8xy+y^2)
Answer by morganjd(5) About Me  (Show Source):
You can put this solution on YOUR website!
x^3 + 3xy - 8y^2
- (6x^3 - 8xy - y^2)(the (-)neg changes (2) equation to (-6x^3 - 8xy – y^2)
-5x^3 -5xy -9y^2
(Answer: -5x^3 - 5xy - 9y^2