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marissa
marissa asked in Science & MathematicsMathematics · 6 days ago

PLEASE HELP!!!! Please give steps and check?

Ross is five years older than Chandler. Seven years ago, the sum of their ages was 47. Determine their ages.

2 Answers

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  • lenpol7
    Lv 7
    5 days ago

    R = C + 5 

    R - 7 + C+ 5 - 7 = 47 

    Substitute 

    (C + 5) - 7 + C + 5 - 7 = 47 

    2C = 51

    C = 25.5 ~ 26

    R = 30.5  ~ 31 

    Now 

    R = 33

    C = 38 

  • Bryce
    Lv 7
    6 days ago

    R= C + 5

    R - 7 + C - 7= 47

    C + 5 + C= 61

    2C= 56; C= 28, R= 33

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