Chapter 4 - Proportions, Percents, and Solving Inequalities - 4.5 - Inequalities, Compound Inequalities, and Problem Solving - Problem Set 4.5 - Page 175: 51

The answer is attached.

For the problem, shade the solutions to the inequality. If it is an "or equal to inequality," the circle needs to be shaded in as well. Contrarily, do not shade in the circle if the inequality is a strictly greater than or strictly less than inequality (which is denoted by $\lt$ or $\gt$).