SOLUTION: How do I simplify (3a^4-2a^2+5a-10)-(2a^4+4a^2+5a-2)?

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Question 174841: How do I simplify (3a^4-2a^2+5a-10)-(2a^4+4a^2+5a-2)?
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
%283a%5E4-2a%5E2%2B5a-10%29-%282a%5E4%2B4a%5E2%2B5a-2%29 Start with the given expression.


3a%5E4-2a%5E2%2B5a-10-2a%5E4-4a%5E2-5a%2B2 Distribute


%283a%5E4-2a%5E4%29%2B%28-2a%5E2-4a%5E2%29%2B%285a-5a%29%2B%28-10%2B2%29 Group like terms.


a%5E4-6a%5E2-8 Combine like terms.


So %283a%5E4-2a%5E2%2B5a-10%29-%282a%5E4%2B4a%5E2%2B5a-2%29=a%5E4-6a%5E2-8