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25 August, 05:29

Simplify the expression by combining like terms:

2b + 7b^2 - 2 + 3b - 1 + b

what's da number that go n the box?

(?) b^2 + (?) b + (?)

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  1. 25 August, 05:55
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    Here is your answer:

    2b + 7b^2 - 2 + 3b - 1 + b

    Combine 2b and 3b

    2b+3b=5b

    Then do the exponent rule:

    7*7=49b

    Which equals:

    (5b) b^2 + (2) b + (4b)
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