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Len [333]
3 years ago
9

Solve the open sentence. –2 ≤ n + 4 ≤ 7

Mathematics
1 answer:
Elena-2011 [213]3 years ago
8 0
-2≤n+4≤7  subtract 4 from all terms

-6≤n≤3 or in interval notation

n=[-6,3]
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