K=(1-by)/(1-y) Найти y

Question

K=(1-by)/(1-y)
Найти y

Comments

выразить что ли?

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да

Answer 1

K(1-y) = 1 - by
K - Ky = 1 - by

Ky - by = K - 1
y(K - b) = K - 1

y = (K-1)/(K-b)