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Popolare Word Problems >

Find the number. When a number is doubled and then added to 24 , the result is 49 Find the number.

Soluzione

F in d t h e n u mb er . Wh e n a n u mb er i s d o u b l e d an d t h e n a dd e d t o 24, t h e res u lt i s 49 F in d t h e n u mb er .

Soluzione

The number : 12 \frac{1}{2}

Fasi della soluzione

Represent the number with

x

A.T.Q.:

x \cdot 2 + 24 = 49

Risolvi per

x, x \cdot 2 + 24 = 49 : x = \frac{25}{2}

Convertire frazioni improprie in numeri misti:

\frac{25}{2} = 12 \frac{1}{2}

The number : 12 \frac{1}{2}

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