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h) 5/13 = x/65 3. Aflați valoarea luidit proporţiile: 1) (x + 6)/4 = 7/2 b) 9/(x + 7) = 3/2 c) (x - 3)/9 = 4/3 d) 3/5 = 9/(x + 10) ) (5x - 2)/(2x + 4) = 7/4​