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인기 있는 Word Problems >

Question 2, 14.6.3:If twice a number added to 3 is divided by the number plus 4 , the result is five thirds. Find the number.

해법

Q u es t i o n 2, 14.6.3 : I f tw i ce a n u mb er a dd e d t o 3 i s d i v i d e d b y t h e n u mb er pl u s 4, t h e res u lt i s f i v e t hi r d s . F in d t h e n u mb er .

해법

The number : 11

솔루션 단계

Represent the number with

x

A.T.Q.:

\frac{2 x + 3}{x + 4} = \frac{5}{3}

x

해결 대상

, \frac{2 x + 3}{x + 4} = \frac{5}{3} : x = 11

The number : 11

인기 있는 예

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