1. Warm Up

2. Example 1
Check whether the ordered pair is a solution of 2x – 3y > -2
(0,0) (0)-3(0)> > -2 True
(0,1) (0)-3(1)> > -2 False
(2,-1) 2(2)-3(-1)> > -2 True

3. Toolkit Graphing Inequalities

4. Toolkit Graphing Inequalities
Find the slope and y-intercept
Dashed or solid
Test a point and shade

5. Solid line Graphing a Linear Inequality in Two Variables True
Sketch the graph of the inequality.
Solid line
True

6. Dotted line Graphing a Linear Inequality in Two Variables False
Sketch the graph of the inequality.
Dotted line
False

7. Graph each inequality on a separate coordinate plane.
Solid line
True

8. Example 2 Graph x<-2 x < -2 is a vertical line. Dashed
Check (0,0)
0<-2 false

9. Example 3 graph y< 1 y < 1 is a horizontal line. Solid
Check (0,0)
0 < 1 true

10. Example 2 Graph x<-2 x < -2 is a vertical line. Dashed
Check (0,0)
0<-2 false

11. Example 3 graph y< 1 y < 1 is a horizontal line. Solid
Check (0,0)
0 < 1 true

12. How would you graph these?
Solve each inequality for y.
How would you graph these?

13. Graph each inequality on a separate coordinate plane.
Dotted line
False

14. Graph each inequality on a separate coordinate plane.
Solid line
True

15. Try these.