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Asap! simplify. −4x2−5(x+3)+x2 a) −23x b) −9x2−15 c) −4x2−5x−15 d) −3x2−5x−15

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Asap! simplify. −4x2−5(x+3)+x2 a) −23x b) −9x2−15 c) −4x2−5x−15 d) −3x2−5x−15...

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