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25 February, 21:46

The difference of 3x and 23 is 40

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Answers (1)
  1. 26 February, 01:14
    0
    x = 21

    Step-by-step explanation:

    3x - 23 = 40

    Collect like terms

    3x = 40 + 23

    3x = 63

    Divide through by 3

    3x/3 = 63/3

    x = 21

    Check

    3x - 23 = 40

    since x = 21

    3 (21) - 23 = 40

    63 - 23 = 40

    40 = 40
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