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受欢迎的 Word Problems >

Twice the 差集 of a number and 4 is equal to 5

解答

Tw i ce t h e d i ff ere n ce o f a n u mb er an d 4 i s e q u a l t o 5

解答

The number : 6 \frac{1}{2}

求解步骤

Represent the number with

x

A.T.Q.:

2 (x - 4) = 5

求解

x, 2 (x - 4) = 5 : x = \frac{13}{2}

将假分式转换为带分数:

\frac{13}{2} = 6 \frac{1}{2}

The number : 6 \frac{1}{2}

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