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10 December, 05:46

1. Simplify the expression and explain each step: 4 (3x+2) - 2.

2. Factor the expression completely: 20b - 16.

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  1. 10 December, 06:40
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    1. 4 (3x+2) - 2

    distribute the 4 to 3x and 2

    12x+8-2

    combine like terms: 8-2

    12x+6

    answer: 12x+6

    2. 20b - 16

    / / / /

    10 2 8 2

    / / / /

    5 2 4 2

    / /

    2 2

    answer: 5*2*2*b+2*2*2*2
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