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13 February, 14:18

Solve for r. You must write your answer in fully simplified form.

-20 = - 15r

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Answers (1)
  1. 13 February, 17:57
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    r = 4/3

    Step-by-step explanation:

    -20 = - 15r

    Divide both sides by - 15.

    -20 / - 15 = r

    The negatives cancel, so

    20 / 15 = r

    Simplify by taking 5 out of the numerator and denominator. 20/5 = 4, 15/5 = 3.

    4 / 3 = r

    So r = 4/3.
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