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2 March, 19:08

Create an equation modeling the scenario. Use the equation to solve for the missing number. In your final answer, include the equation and all necessary calculations.

Twice the sum of a number and seven is three times the number.

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  1. 2 March, 19:30
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    2 * (n + 7) = 3 * n

    n = 14

    14 + 7 = 21

    21 * 2 = 42

    42 / 3 = 14
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