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Popular Word Problems >

A number decreased by 15 is equal to the number times −5.

Solução

A n u mb er d ecre a se d b y 15 i s e q u a l t o t h e n u mb er t im es - 5.

Solução

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

Passos da solução

Represent the number with

x

A.T.Q.:

x - 15 = x (- 5)

Resolver para

x, x - 15 = x (- 5) : x = \frac{5}{2}

Converter as frações impróprias em números mistos:

\frac{5}{2} = 2 \frac{1}{2}

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

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