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20 July, 23:54

Which operation should be used to solve x + 3 = 7?

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Answers (2)
  1. 21 July, 00:00
    0
    SUbtraction

    7-3=4 so X is 4
  2. 21 July, 00:11
    0
    You can use the Subtraction property of equality

    You have to subtract 3 on both sides to have x alone, which will give you x=4
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