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Popular Word Problems >

if 7 is added to five times a number the result is equal to three times the number

Solução

i f 7 i s a dd e d t o f i v e t im es a n u mb er t h e res u lt i s e q u a l t o t h ree t im es t h e n u mb er

Solução

The number : - 3 \frac{1}{2}

Passos da solução

Represent the number with

x

A.T.Q.:

5 x + 7 = 3 x

Resolver para

x, 5 x + 7 = 3 x : x = - \frac{7}{2}

Converter as frações impróprias em números mistos:

\frac{7}{2} = 3 \frac{1}{2}

The number : - 3 \frac{1}{2}

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