Question

504:b-18=72, k-2:17=8

Answer 1

1) 504 ÷ b - 18 = 72
504 ÷ b = 72 + 18
504 ÷ b = 90
b = 504 ÷ 90
b = 5,6.
Ответ : b = 5,6.
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2) k - 2 ÷ 17 = 8
k - 2/17 = 8
k = 8 + 2/17
k = 8 2/17.
Ответ : k = 8 2/17.
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Удачи)))))