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3 September, 20:02

Which expressions are equivalent to 3x + 2 (x - 1) - 4? A.) 3x + 2x - 2 - 4 B.) 5x - 6 C.) 3 (x - 4) D.) 3 (x + 2) - 6 E.) 6 (x - 1)

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  1. 3 September, 20:10
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    Multiplication takes precedence

    Execute the command multiplication bracket

    3x + 2 * (x - 1) - 4 =

    3x + 2 * x + 2 * (-1) - 4 =

    3x + 2x - 2 - 4 =

    We reduce similar words

    3x + 2x - 2 - 4 =

    5x - 6

    Answer B
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