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Popolare Word Problems >

the sum of a number time 5 and 21 is at most 25

Soluzione

t h e s u m o f a n u mb er t im e 5 an d 21 i s a t m os t 25

Soluzione

x \leq \frac{4}{5}

Fasi della soluzione

Represent the number with

x

A.T.Q.:

x \cdot 5 + 21 \leq 25

Risolvi per

x, x \cdot 5 + 21 \leq 25 : x \leq \frac{4}{5}

x \leq \frac{4}{5}

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