SOLUTION: {{{(6x^2+2x-8)-(3x^2-x-1)}}} i dont understand how you are suppose to work that can you show me step by step please? i tried it and this is what i got {{{3x^2+3x-9}}}

SOLUTION: {{{(6x^2+2x-8)-(3x^2-x-1)}}} i dont understand how you are suppose to work that can you show me step by step please? i tried it and this is what i got {{{3x^2+3x-9}}}

Algebra.Com

Question 14392:
i dont understand how you are suppose to work that can you show me step by step please?
i tried it and this is what i got

Answer by elima(1433) (Show Source): You can put this solution on YOUR website!

You were very close.
Don't forget outside the second set of parenthesis is a -1, it needs to be distributed;

so you end with:

Add all like terms(which you did)

Looks like when you distributed that -1 you forgot to change the -1 in the parenthesis to a positive. Remember two negatives multiplied together, give you a positive.
Hope you understand
=)
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