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21 March, 09:47

What is the answer to this equation 42 = 7 (z-3)

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Answers (2)
  1. 21 March, 10:41
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    The answer is 42 = 7 (9-3), z would be 9
  2. 21 March, 12:28
    0
    42 = 7 (z-3)

    divide both sides by 7 to get rid of it:

    6=z-3

    add 3 on both sides

    6+3=z

    z=9
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