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21 August, 11:06

Use the direct variation equation.

If y=20 when x=-5. Find x when y=-1.

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Answers (1)
  1. 21 August, 11:33
    0
    -1/4

    Step-by-step explanation:

    y=x

    y=20

    x=5

    y=_x

    20=k (5)

    20/5=4

    k=4

    -1=4 (x)

    -1/4=x
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