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Popular Word Problems >

Translate the phrase into algebraic symbols. The sum of seven times a number and twenty-seven is forty.

Solução

T r an s l a t e t h e p h r a se in t o a l g e b r ai c sy mb o l s . T h e s u m o f se v e n t im es a n u mb er an d tw e n t y - se v e n i s f or t y .

Solução

The number : 1 \frac{6}{7}

Passos da solução

Represent the number with

x

A.T.Q.:

7 x + 27 = 40

Resolver para

x, 7 x + 27 = 40 : x = \frac{13}{7}

Converter as frações impróprias em números mistos:

\frac{13}{7} = 1 \frac{6}{7}

The number : 1 \frac{6}{7}

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