Can You Solve? $2 and $5 Notes

in math •  7 years ago 

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Have fun solving

math question
7 years ago by

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$2.71
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      ·  7 years ago (edited)

    f=2/7t
    f+4=2/5(t-10)
    2/5(t-10)-4=2/7t
    1/5t-1/7t=4
    2t=240
    t=120 an therefor f=40
    Which gives a total of 440$

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