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受欢迎的 Word Problems >

Twice the 差集 of a number and 8 is at most-20

解答

Tw i ce t h e d i ff ere n ce o f a n u mb er an d 8 i s a t m os t - 20

解答

x \leq - 2

求解步骤

Represent the number with

x

A.T.Q.:

2 (x - 8) \leq - 20

求解

x, 2 (x - 8) \leq - 20 : x \leq - 2

x \leq - 2

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