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30 June, 21:19

In twenty years, Kayleen will be four times older than she is today. What is her current age?

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  1. 30 June, 21:30
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    Well there is to equations here that must be equal. X+20=4X Four times old means 4X+X=5X.

    If you work to simply the problem you get something that looks like this:

    X+20=5X

    20=4X

    x=20/4 or 5 y/o!
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