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受欢迎的 Word Problems >

Translate the sentence into an equation. Seven less than the product of 2 and a number equals 4

解答

T r an s l a t e t h e se n t e n ce in t o an e q u a t i o n . S e v e n l ess t han t h e p ro d u c t o f 2 an d a n u mb er e q u a l s 4

解答

The number : 5 \frac{1}{2}

求解步骤

Represent the number with

x

A.T.Q.:

2 x - 7 = 4

求解

x, 2 x - 7 = 4 : x = \frac{11}{2}

将假分式转换为带分数:

\frac{11}{2} = 5 \frac{1}{2}

The number : 5 \frac{1}{2}

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