Home > INT3 > Chapter Ch3 > Lesson 3.2.4 > Problem 3-111
3-111.
Solve each inequality and graph the solution on a number line.
See the homework help for part (b) of problem 3-103.
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Change the inequality to an absolute value equation and solve it to determine the boundary points.
Use the boundary points to create regions on a number line and then test each region to determine if the region is “true” or “false.”
Refer to the Math Notes box in Lesson 3.2.2 for additional help.