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14 January, 20:45

9 (10a +

12c) + 11 (6a + 50 + 11)

+5
Answers (2)
  1. 14 January, 20:51
    0
    108c+156a+671

    Step-by-step explanation:

    9 (10a + 12c) + 11 (6a + 50 + 11)

    pemdas

    90a+108c+66a+550+121

    90a+66a=156a

    550+121=671

    108c+156a+671
  2. 14 January, 20:54
    0
    156a + 108c + 671
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