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14 April, 22:07

Solve for r.

-10r = 4 - 9r

+1
Answers (2)
  1. 14 April, 23:55
    0
    r = - 4

    Step-by-step explanation:

    -10r = 4 - 9r

    Add 9r to each side

    -10r+9r = 4 - 9r+9r

    -r = 4

    Multiply each side by - 1

    -1 * -r = 4 * -1

    r = - 4
  2. 15 April, 02:02
    0
    The answer to the variable r is r=-4
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