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3 cards from this section. Quick, good the night before a test.
Solve the inequality -2x < 8. What do you get?
Think about dividing by a negative!
Graph the inequality x ≤ 5.
Which direction are you shading?
What must you do when multiplying both sides of an inequality by a negative number?
Think about how the inequality relationship changes.
True or False: A closed circle means the number is excluded from the solution set.
What does the closed circle represent?
Consider the inequalities: -3x < 9 and 2x - 4 ≤ 8. Solve and graph both on the same coordinate plane.
Make sure to remember to reverse the sign!
Create a real-world problem involving inequalities and solve it, ensuring you graph your answers correctly.
What does the intersection point tell about the hours worked?
5 more questions in this section. Enroll free to practise them all.
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