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21 October, 15:42

A wise man once said "300 reduced by 3 times my age is 138"

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  1. 21 October, 16:35
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    The equation is 138=300-3x

    now solve by first subtracting 300 from each side: - 162=-3x

    divide each side by - 3: x=54

    The wise man is 54 years old
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