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24 November, 10:26

Expand using distributive property 7 (3a-2b) and 5 (3b-4a) and add the two results together, and simplify

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Answers (2)
  1. 24 November, 11:23
    0
    a+b

    Step-by-step explanation:

    7 (3a-2b) + 5 (3b-4a)

    Distribute

    21a - 14b + 15b - 20a

    Combine like terms

    21a - 20a - 14b+15b

    a + b
  2. 24 November, 12:24
    0
    a + b

    Step-by-step explanation:

    7 (3a-2b) = 21a - 14b

    5 (3b-4a) = 15b - 20a

    (21a - 14b) + (15b - 20a)

    21a - 20a - 14b + 15b

    a + b
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