Aaron bought a bagel and 3 muffins for $7.25. Bea bought a bagel and 2 muffins for $6. How much is b

Discussion in 'Calculator Requests' started by math_celebrity, Feb 16, 2017.

  1. math_celebrity

    math_celebrity Administrator Staff Member

    Aaron bought a bagel and 3 muffins for $7.25. Bea bought a bagel and 2 muffins for $6. How much is bagel and how much is a muffin?

    Let b be the number of bagels and m be the number of muffins. We have two equations:
    1. b + 3m = 7.25
    2. b + 2m = 6
    Subtract (2) from (1)
    m = 1.25

    Plug this into (2), we have:
    b + 2(1.25) = 6
    b + 2.5 = 6

    Subtract 2.5 from each side
    b = 3.5
     

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