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受欢迎的 Word Problems >

Seven less than 3 times the sum of a number and 5 is at most 11. Find all numbers that satisfy this condition

解答

S e v e n l ess t han 3 t im es t h e s u m o f a n u mb er an d 5 i s a t m os t 11. F in d a ll n u mb ers t ha t s a t i s f y t hi s co n d i t i o n

解答

x \leq 1

求解步骤

Represent the number with

x

A.T.Q.:

3 (x + 5) - 7 \leq 11

求解

x, 3 (x + 5) - 7 \leq 11 : x \leq 1

x \leq 1

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