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受欢迎的 Word Problems >

the 差集 of twice a number and 2 is most at-27.

解答

t h e d i ff ere n ce o f tw i ce a n u mb er an d 2 i s m os t a t - 27.

解答

The number : - 12 \frac{1}{2}

求解步骤

Represent the number with

x

A.T.Q.:

2 x - 2 = - 27

求解

x, 2 x - 2 = - 27 : x = - \frac{25}{2}

将假分式转换为带分数:

\frac{25}{2} = 12 \frac{1}{2}

The number : - 12 \frac{1}{2}

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