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15 April, 14:45

What is the value of x? x + 3 = - 9 Enter your answer in the box.

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Answers (2)
  1. 15 April, 15:10
    0
    x + 3 = - 9 subtract 3 from both sides

    x + 3 - 3 = - 9 - 3

    x = - 12
  2. 15 April, 16:25
    0
    Move + 3 to the right side of the equal sign (which becomes - 3) in order to combine the numbers to find x:

    x=-9-3

    -9-3 is - 12

    x=-12
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