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受欢迎的 Word Problems >

five times a number,subtracted from twelve,is triple the number

解答

f i v e t im es a n u mb er, s u b t r a c t e d f ro m tw e l v e, i s t r i pl e t h e n u mb er

解答

The number : 1 \frac{1}{2}

求解步骤

Represent the number with

x

A.T.Q.:

12 - 5 x = 3 x

求解

x, 12 - 5 x = 3 x : x = \frac{3}{2}

将假分式转换为带分数:

\frac{3}{2} = 1 \frac{1}{2}

The number : 1 \frac{1}{2}

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