SOLUTION: how to solve {{{(15x^2-9x+9)-(13x^2+15x+5)-(16x^2+20x+16)-(-7x^2+10x-10)}}}

Question 175754: how to solve
Answer by EMStelley(208) (Show Source): You can put this solution on YOUR website!
I don't think you mean how to "solve" since this is not set equal to anything. I think you meant "simplify". So I will try that for you. The first thing I would do is to distribute through the minus signs so that you can drop the parentheses. So
is equal to

Now, lets group the like terms.

So all that's left to do is combine like terms.

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