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1 April, 19:15

Expand and simplify:

3 (2a + 5) + 5 (a-2)

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Answers (2)
  1. 1 April, 19:21
    0
    3 (2a + 5) + 5 (a-2)

    6a+15+15a-10

    =11a+5
  2. 1 April, 19:22
    0
    You must perform the indicated multiplications first:

    3 (2a) + 3 (5) + 5 (a) + 5 (-2)

    6a+15+5a-10 now combine like terms:

    (6a+5a) + (15-10)

    11a+5
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