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Yesterday, 22:18

Solve - 1 4/5 x = 9.

A) 5

B) 1/5

C) - 5

D) - 1/5

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Answers (1)
  1. Today, 01:37
    0
    C) - 5

    Step-by-step explanation:

    -1 4/5 x = 9.

    Change the left side to an improper fraction

    (5*1+4) / 5 = 9/5

    -9/5 x = 9

    Multiply each side by - 5/9 to isolate x

    -5/9 * 9/5x = 9 * (-5/9)

    x = - 5
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