bài 1: tìm x bt 1, 2/3 . x - 4/7 = 1/8 2, 3/5 . x - 1/5 = 4/5 3, 5/6 . x - 1 = -2/3 4, 3/4 . x + 1 = -2 5, 4/5 . x  - 8/5 = -1/2 6, 29/8 . x - 7/6 = 5/4

bài 1: tìm x bt 1, 2/3 . x - 4/7 = 1/8 2, 3/5 . x - 1/5 = 4/5 3, 5/6 . x - 1 = -2/3 4, 3/4 . x + 1 = -2 5, 4/5 . x  - 8/5 = -1/2 6, 29/8 . x - 7/6 = 5/4
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