Tìm x, biết: a, 1,5x−1/3−2x=1,5−2/3; b, 5/11−x+8/11−x+2/3=3/11−x−8/11

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Bài 5. Tìm x, biết:
a) \( 1,5x - \frac{1}{3} - 2x = 1,5 - \frac{2}{3} \)

b) \( \frac{5}{11} - x + \frac{8}{11} - x + \frac{2}{3} = \frac{3}{11} - x - \frac{8}{11} \)