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Popolare Word Problems >

3 times a number minus 12 is equal to 5 times the number plus 15.

Soluzione

3 t im es a n u mb er min u s 12 i s e q u a l t o 5 t im es t h e n u mb er pl u s 15.

Soluzione

The number : - 13 \frac{1}{2}

Fasi della soluzione

Represent the number with

x

A.T.Q.:

3 x - 12 = 5 x + 15

Risolvi per

x, 3 x - 12 = 5 x + 15 : x = - \frac{27}{2}

Convertire frazioni improprie in numeri misti:

\frac{27}{2} = 13 \frac{1}{2}

The number : - 13 \frac{1}{2}

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