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21 July, 01:34

Solve the equation

3 (z + 7) = 21

+3
Answers (2)
  1. 21 July, 02:52
    0
    3z+21=2

    Subtract 21 from both sides

    3z=0

    Z=0
  2. 21 July, 04:47
    0
    Answer: 0

    Step-by-step explanation:

    3 times 5+7 = 2 & 3 times 4+7=19 so the answer would most likely be 0
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