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The sum of seven tiems a number and 5 more than the number is the same as the difference between-25 and twice the number. What is the number?

Solución

The sum of seven tiems a number and 5 more than the number is the same as the difference between -25 and twice the number. What is the number?

Solución

The number : - 3

Pasos de solución

Represent the number with

x

A.T.Q.:

7 x + 5 + x = (- 25) - 2 x

Resolver para

x, 7 x + 5 + x = (- 25) - 2 x : x = - 3

The number : - 3

Ejemplos populares

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