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22-01-2015
Mathematics

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What is the sum of X2-3x+7 and 3x2+5X-9

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22-01-2015

[tex]x^2-3x+7+3x^2+5x-9=\ \ \ \ | combine\ like\ terms\\\\ 4x^2+2x-2\\\\ Solution\ is\ 4x^2+2x-2.[/tex]

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