SOLUTION: Is there any way to simplify 4Pi-4Pi-8?

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Question 134422: Is there any way to simplify 4Pi-4Pi-8?
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
4%2Api-4%2Api-8 Start with the given expression


%284%2Api-4%2Api%29-8 Group like terms


pi%284-4%29-8 Factor out the common term pi


pi%280%29-8 Subtract


0-8 Multiply


-8 Subtract


Note: you can also think of pi as a variable. So this means that 4%2Api-4%2Api=0%2Api=0. Either way, you get the same answer.



So 4%2Api-4%2Api-8 simplifies to -8