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Popolare Word Problems >

the sum of a number times 9 and 15 is less than or equal to-25

Soluzione

t h e s u m o f a n u mb er t im es 9 an d 15 i s l ess t han or e q u a l t o - 25

Soluzione

x \leq - \frac{40}{9}

Fasi della soluzione

Represent the number with

x

A.T.Q.:

x \cdot 9 + 15 \leq - 25

Risolvi per

x, x \cdot 9 + 15 \leq - 25 : x \leq - \frac{40}{9}

x \leq - \frac{40}{9}

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