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0,6x + 0,2x - 0,2 = 0,2x + 0,2
0,8x - 0,2 = 0,2x + 0,2
0,6x = 0,4
x = 2/3 (dwie trzecie)
Sprawdzenie:
L = 0,6 · 2/3 + 2 (0,1 · 2/3 - 0,1) = 0,4 + 2 (2/30 - 3/30) = 0,4 + 2 · (-1/30) =
= 12/30 - 2/30 = 10/30 = 1/3
P = 0,2 (2/3 + 1) = 0,2 · 5/3 = 1/3
L = P
Pozdrawiam