Graphing Inequalities
When graphing an inequality is the dot an open circle or closed circle for < and >?
What is an open circle.
Solve: x + 4 > 9
What is x>5
What are the possible values of x if x > 5?
What are x= 6, 7, 8, 9...
Solve: x + 15 = 23
What is x = 8
Mr. Ramirez’s classroom can hold a maximum of 30 students. Write an inequality.
x ≤ 30
When graphing an inequality is the dot an open circle or closed circle for ≤ and ≥?
What is a closed circle.
Solve: x - 14 < 27
What is x< 41
What are the possible values of x if x < 10?
What are x = 9, 8, 7, 6...
Solve: x – 13 = –3
What is x = 10
In the United States, the legal age to drive is at least 16 with a permit. write an inequality.
X ≥ 16
Graph the inequality: x ≤ 10
See graph
Solve: 5x ≥ 15
What is x ≥ 3
What are the possible values of x if x ≤ 15?
What is x= 15, 14, 13, 12...
Solve: 10x=20
What is x = 2
To pass the test, you need at least 70 points. Write an inequality.
x≥70
Graph the inequality: x<6
See graph.
Solve: X/4 < 4
What is x< 16
What are the possible values of x if x ≥ 2?
What is x= 2, 3, 4, 5...
Solve: x/5 =4
What is x = 20
Your living room can hold no more than 15 guests. Write an inequality.
x ≤ 15
Graph the inequality: X≥ 2
See graph
Solve: -9 + x ≥ -2
What is x≥ 7
What are the possible values of x if x < 0?
What are x= -1, -2, -3...
Solve: 9x = 0
What is x = 0
The speed limit on a road is 60 miles per hour. Write an inequality.
x ≤ 60