What does the inequality k < 3 represent on a number line?
Solving and Graphing Inequalities Homework

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•
Mathematics
•
9th - 12th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
All values of k that are less than 3, represented by an open circle at 3 and shading to the left.
2.
FLASHCARD QUESTION
Front
How do you solve the inequality -2k > 18?
Back
Divide both sides by -2 (remember to flip the inequality sign): k < -9.
3.
FLASHCARD QUESTION
Front
What is the solution to the inequality 1 + 3r > 10?
Back
Subtract 1 from both sides: 3r > 9, then divide by 3: r > 3.
4.
FLASHCARD QUESTION
Front
When graphing the inequality b ≤ 6, what type of circle is used?
Back
A closed circle is used to indicate that 6 is included in the solution.
5.
FLASHCARD QUESTION
Front
What is the solution to the inequality 10 ≥ x - 3?
Back
Add 3 to both sides: 13 ≥ x, or x ≤ 13.
6.
FLASHCARD QUESTION
Front
What does an open circle indicate when graphing inequalities?
Back
An open circle indicates that the number is not included in the solution set.
7.
FLASHCARD QUESTION
Front
What does a closed circle indicate when graphing inequalities?
Back
A closed circle indicates that the number is included in the solution set.
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