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2 April, 08:37

What statement makes the open sentence 49 - 7x = 21 true? x = 11 x = 7 x = 4 x = 3

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Answers (2)
  1. 2 April, 08:39
    0
    7x=21

    1st isolate the x by dividing both sides by 7

    7x/7=21/7

    x=3
  2. 2 April, 09:00
    0
    X=4 is the correct answer
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