Bài 1: tìm x

1) \(\dfrac{2}{3}\)-\(\dfrac{1}{3}\).(x-\(\dfrac{3}{2}\))-\(\dfrac{1}{2}\).(2x + 1)=5

2) (x + \(\dfrac{1}{2}\)) . ( x - \(\dfrac{3}{4}\)) = 0

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