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13/07/2021 07:16:42

Tìm x biết: 49-3 (x+ 6) = 13, 6 (x + 2^3)+ 40 =100,15x -133=17, 95 - 5 (x + 2 ) = 45, 14x + 54 = 82


Tìm x biết:
e)49-3 (x + 6) = 13
f)6 (x + 2 ngũ 3) + 40 =100
g)15x -133 =17
h) 95 - 5 (x + 2 ) = 45
i) 14x + 54 = 82

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