SOLUTION: (10x-12-3x squared)-(18-4x squared+9x)

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Question 1018126: (10x-12-3x squared)-(18-4x squared+9x)
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
(10x-12-3x squared)-(18-4x squared+9x)=
deal with same terms and distribute the minus sign.
The second term is -18+4x^2-9x
x-30+x^2
=x^2+x-30.