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20 February, 02:16

maggie's brother is 7 years younger than three times her age. the sum of their ages is 41. how old is maggie?

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  1. 20 February, 03:33
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    x is equal to 12

    Step-by-step explanation:

    let maggie's age be x and her brother's, y

    3x-7=y ~eqn 1

    x+y=41 ~eqn 2

    put equation 1into equation 2

    x+y=41

    x + 3x-7=41

    4x=41+7

    4x=48

    x=48/4

    x = 12
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