Asked by BuLLET'04' a.k.a Aaron

alright samething but need help simplifyin the expression(the other 2 is 4 squared) 2x2+4x2-(x-3)-3x
Answered by Reiny
I assume you mean
3x<sup>2</sup> + 4x<sup>2</sup> - (x-3) - 3x
= 6x<sup>2</sup> - x + 3 - 3x
= 6x<sup>2</sup> - 4x + 3
Answered by Reiny
obviously that first term should have been

2x<sup>2</sup>
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