Mathematics, 08.02.2021 20:00 epicsushiman1

Simplify the following expression. (4x2 + 8x + 15) + (x2-x-27) - (x + 5)(x - 7)

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Simplify the following expression. (4x2 + 8x + 15) + (x2-x-27) - (x + 5)(x - 7)...