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20 August, 16:02

9 markers cost $11.50. How much would 7 markers cost?

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Answers (2)
  1. 20 August, 19:38
    0
    7 markers cost $8.95

    Step-by-step explanation:

    9x = 11.50

    x = 11.5/9 = 1.278

    Therefore, 7 markers, or 7x = 7 (1.278) = 8.946
  2. 20 August, 20:01
    0
    5.48

    Step-by-step explanation:

    11.50



    0.782609=/frac{x}{7}0.782609=

    5.478261=x5.478261=x

    4 Switch sides.

    x=5.478261x=5.478261

    the answer is 5.48
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