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16 December, 17:34

2/5 (10b - 15) = 4 explain the answer

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  1. 16 December, 20:27
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    2.5

    Step-by-step explanation:

    You need to distribute.

    2/5*10b = 4b

    2/5*-15 = - 6

    4b-6=4

    Add 6 on both side

    4b=10

    10/4=2.5

    b=2.5
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