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Okay so I took an exam and got these ones wrong instructor commented but I still don't
understand what I did wrong. Help!
Solve the inequality.
|r + 3| ? 7
-7 - 3 >= r + 3 - 3 >= 7 -3
-10 >= r >= 4
Comment: Must be written with the word OR separating the two inequalities. You have it written
as an AND - Big differeince!!!
Solve the absolute value equation. Check your solutions.
| 5x + 13| =
Solution
For the first one, you MUST use the word OR because otherwise you are stating that it must be
within that range. For the second one, double-check every stage of your work.

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Okay so I took an exam and got these ones wrong instructor commented b.docx

  • 1. Okay so I took an exam and got these ones wrong instructor commented but I still don't understand what I did wrong. Help! Solve the inequality. |r + 3| ? 7 -7 - 3 >= r + 3 - 3 >= 7 -3 -10 >= r >= 4 Comment: Must be written with the word OR separating the two inequalities. You have it written as an AND - Big differeince!!! Solve the absolute value equation. Check your solutions. | 5x + 13| = Solution For the first one, you MUST use the word OR because otherwise you are stating that it must be within that range. For the second one, double-check every stage of your work.