Mathematics

7th -

9thgrade

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Expand Brackets and Simplify

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13 questions

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  • 1. Multiple Choice
    30 seconds
    1 pt
    Image

    Simplify the expression shown above

    15a + 12a

    27a

    27a2

    7a + 20

  • 2. Multiple Choice
    30 seconds
    1 pt

    Expand and simplify:

    3a (2a - 4a2b)

    6a2 - 4a2b

    6a2 - 12a3b

    3a2a - 12a2b

    6a - 4a2b

  • 3. Multiple Choice
    1 minute
    1 pt

    Expand and simplify 3(x + 2) + 4(2x +1).

    11x + 10

    11x + 7

    7x + 10

    11x + 3

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