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23 March, 09:44

Simplify the expression: - 5 (-6x-9y) - 4 (-10x+7y)

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Answers (2)
  1. 23 March, 09:54
    0
    distribute - 5 and - 4

    Step-by-step explanation:

    -5 (-6x-9y) - 4 (-10x+7y)

    (30x + 45y) - ( - 40x + 28)

    30x + 45y + 40x - 28

    45y + 70x - 28
  2. 23 March, 12:05
    0
    30x-45y+40x-28y

    70x-78y
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