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Popular >

Find two consecutive integer whose sum is 45

Solución

Find two consecutive integer whose sum is 45

Solución

The number : 5 or - 4 \frac{1}{2}

Pasos de solución

Represent the numbers with

x

:

First number : x

Consecutive number : x + 1

A.T.Q.:

(x + 1) (x + x + 1) = 45

Resolver

(x + 1) (x + x + 1) = 45 : x = 4, x = - \frac{11}{2}

Sustituir

x = 4 : 5

Sustituir

x = - \frac{11}{2} : - \frac{9}{2}

Convertir las fracciones impropias a números mixtos:

\frac{9}{2} = 4 \frac{1}{2}

The number : 5 or - 4 \frac{1}{2}

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