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b) 3/-5 + 3/-3 = -3/5 -1 = -1 3/5
c) -2/-6 - -2/2 = 1/3 +1 = 1 1/3
jak masz -x i -2 to bedzie +
b) 3/-5 + 3/-3 = -3/5 -1 = -1 3/5
c) -2/-6 - -2/2 = 1/3 +1 = 1 1/3