algebra

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Melissa is 31 years younger than her dad. The sum of their ages is 61. How old is Melissa? How old is her dad?

  • algebra -

    x + 31 = 62
    x = 62-31
    x = ?

  • algebra -

    Oops! I goofed.

    Reiny pointed out the correct solution to me.


    let Melissa's age be x
    Dad's age is x+31

    x+ x+31 = 61
    2x = 30
    x = 15

    so Melissa is 15, her dad is 46

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