Mathematics, 05.11.2020 20:10, Milanchik28

1Which expression is equivalent to (10 + 7r − r2) + (−6r2 − 18 + 5r)? A−7r2 + 2r + 8B7r2 + 12r + 8C−7r2 + 12r − 8D7r2 + 2r − 8

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1Which expression is equivalent to (10 + 7r − r2) + (−6r2 − 18 + 5r)? A−7r2 + 2r + 8B7r2 + 12r + 8C...

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