Решите уравнение (3 4/27 n-2 1/9)*54=22

Question

Решите уравнение (3 4/27 n-2 1/9)*54=22

Answer 1

N = четыре пятых. Удачи

Comments

54 (85n-57 27) = 22

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54 27 = 27*2 27 = 2:

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(2) (85n-57) = 22

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2(85n-57) 2 = 22 2

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2 2 = 1

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85n - 57 = 22 2

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22 2 = 2*11 2*1 = 2 2*11 = 11

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85 n - 57 = 11

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Спасибо большое)

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дальше я поняла