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

asked Apr 8, 2018 220k views

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4 votes

-2 =< n + 4 =< 7
Subtrach by 4 on both sides
- 2 - 4 =< n + 4 - 4 =< 7 - 4
- 6 =< n =< 3
Therefore n = -6, -5, -4, -3, -2, -1, 0, 1, 2, 3

Djvg answered Apr 10, 2018

by Djvg

6.5k points

3 votes

the answer is n ≥ –6 and n ≤ 3 .hope this helps

Ralemos answered Apr 15, 2018

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