Brightstorm Q & A : Expand and simplify: (x - 3)2 - 5(x + 2)(2x

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(x^2 - 6x + 9) - 5(2x^2 +x -6) (x^2 - 6x + 9) -10x^2 - 5x + 30 -9x^2 -11x + 39

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Nancy095 April 01, 2010

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x^2-6x+9-5(2x^2-3x+4x-6)=x^2-6x+9-10x^2+15x-20x+30= -9x^2-11x+39

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Nini007 April 02, 2010

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