algebra

The sum of two numbers is 56. the larger number is 7 less than 3 times the smaller number. Find the smaller number.

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  1. smaller number ---- x
    larger number ---- 56-x

    56-x = 3x - 7

    solve for x

    you should get
    smaller = 15.75
    larger = 40.25

    check:
    three times the larger - 7 = 3(15.75) - 7 = 40.25
    which was the larger.

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