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人気のある Word Problems >

Twice the 差 of a number and 7 is 9

解

Tw i ce t h e d i ff ere n ce o f a n u mb er an d 7 i s 9

解

The number : 11 \frac{1}{2}

解答ステップ

Represent the number with

x

A.T.Q.:

2 (x - 7) = 9

x

を解く

2 (x - 7) = 9 : x = \frac{23}{2}

仮分数を帯分数に変換する:

\frac{23}{2} = 11 \frac{1}{2}

The number : 11 \frac{1}{2}

人気の例

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