Alice Thinks of a Number

 Alice thinks of a number and calls it . She adds 7 to her number and then doubles the result. Write an expression, using , to show what Alice does​

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  1. Alice thinks of a number and calls it a.

    She adds 7 to her number: a + 7.

    Then, she doubles this result: 2 * (a + 7).

    So, the expression representing Alice's actions is 2 * (a + 7).

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