Solve the open sentence –3 ≤ n + 6 ≤ 7

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2 Answers

-3 <= x+6 <=7

-9 <= x <=1

ie...x tween -9 & +1
by
-3-6<=n+6-6<=7-6

-9<=n<=1

n is between -9 and 1
by Level 1 User (780 points)

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