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10 January, 20:38

A store recorded that 20% of the people who came to the store for one moth were between the age of 60-70. The equation below represents this information, where x represents the total number of people who came to the store that month. How many people came to the store that month that were between the age of 60-70

x = 0.2x + 360

can you show the steps as well I need it for the question.

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  1. 10 January, 20:54
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    Solve for x first:

    x = 0.2x + 360

    0.8x = 360

    x = 450

    If x is the total number of customers, 20% = > 0.2x = 90.
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