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인기 있는 Word Problems >

Some number times −7 is equal to the number increased by −15

해법

S o m e n u mb er t im es - 7 i s e q u a l t o t h e n u mb er in cre a se d b y - 15

해법

The number : 1 \frac{7}{8}

솔루션 단계

Represent the number with

x

A.T.Q.:

x (- 7) = x + (- 15)

x

해결 대상

, x (- 7) = x + (- 15) : x = \frac{15}{8}

부적절한 분수를 혼합 숫자로 변환:

\frac{15}{8} = 1 \frac{7}{8}

The number : 1 \frac{7}{8}

인기 있는 예

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