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21 October, 20:57

Solve for k:

310 - (30 x 7) = 5 x

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Answers (1)
  1. 21 October, 21:02
    0
    Complete what is inside the parenthesis.

    310-210=5x

    Next, subtract 310-210, which = 100.

    100 = 5x

    Divide both sides by 5.

    100/5 = 5x/5

    X = 20
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