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18 March, 12:19

2 • - 1^3 - 3 • - 1^2 + 7

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  1. 18 March, 12:27
    0
    Simplify 1^3 to 1

    2 * - 1 - 3 * - 1^2 + 7

    Simplify 1^2 to 1

    2 * - 1 - 3 * - 1 + 7

    Simplify 2 * - 1 to - 2

    -2 - 3 * - 1 + 7

    Simplify 3 * - 1 to - 3

    -2 - (-3) + 7

    Simplify brackets

    -2 + 3 + 7

    Simplify

    8
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