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math

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The second of two numbers is 7 times the first. Their sum is 72. Find the numbers.

  • math -

    x = first number
    7x = second number

    x + 7x = 72

    simplify and solve equation

  • math -

    the larger of 2 #s is 5 less than twice the smaller. their sum is 43. find the #s

  • math -

    x = smaller number
    2x - 5 = larger number

    x + (2x - 5) = 43

  • math -

    the ans is 16... x+2x-5=43..... therefor 3x=48 then divide both sides by 3 to solve for x

  • math -

    9 ,63

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