x + 1 / 2x + 1 (jeden ulamek) = 4 / y (drugi ułamek )
x + 1 / 2x + 1 = 4 / y
daje najj
4(2x+1)= y(x+1)
8x+4 = yx+y
8x-yx-y = -4
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x + 1 / 2x + 1 = 4 / y
4(2x+1)= y(x+1)
8x+4 = yx+y
8x-yx-y = -4