SOLUTION: Solve and write interval notation for the solution set. 5x+11≤-4 or 5x+11≥4

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Question 268912: Solve and write interval notation for the solution set.
5x+11≤-4 or 5x+11≥4
Answer by drk(1908) About Me  (Show Source):
You can put this solution on YOUR website!
here are the equations
(i) 5x%2B11+%3C+=+-4%3B-4 or 5x%2B11+%3E=+4
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solving the left side, we get
5x+%2B+11+%3C=+-4
subtract 11 to get
5x+%3C=+-15
divide by 5 to get
x+%3C=+-3
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solving the left side, we get
5x+%2B+11+%3E=+4
subtract 11 to get
5x+%3E=+-7
divide by 5 to get
x+%3E=+-7%2F5
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(-00, -3] u [-7/5, +00)