BeautyQueen97 BeautyQueen97

03-12-2018
Mathematics

contestada

Please help!!!
Solve the open sentence -3 ≤ n + 6 ≤ 7

A) n ≤ - 9 and n ≤ 6
B) n ≥ - 9 and n ≤ 1
C) n ≤ 3 and n ≤ 7
D) n ≥ 9 and n ≤ 7

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

03-12-2018

Answer:

B) n ≥ - 9 and n ≤ 1

Step-by-step explanation:

-3 <= n+6 <= 7

subtract 6 from all 3 sides

-3 -6 <= n+6 -6 <= 7-6

-9 <= n <= 1

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