fifteen more than three times a number is the same as ten less than six times the number. what is the number

解

f i f t ee n m ore t han t h ree t im es a n u mb er i s t h e s am e a s t e n l ess t han s i x t im es t h e n u mb er . w ha t i s t h e n u mb er

The number : 8 \frac{1}{3}

解答ステップ

Represent the number with

x

A.T.Q.:

15 + 3 x = 6 x - 10

x

を解く

15 + 3 x = 6 x - 10 : x = \frac{25}{3}

仮分数を帯分数に変換する:

\frac{25}{3} = 8 \frac{1}{3}

The number : 8 \frac{1}{3}