Chapter 4 - Proportions, Percents, and Solving Inequalities - 4.4 - Inequalities - Concept Quiz 4.4 - Page 168: 8

True

The solution set of the inequality x $\lt$ -5 is ($\infty$, -5) because -5 is not included in the solution set. This is why there is a parenthesis next to -5 and not a bracket. Infinity always has a parenthesis next to it as well, as shown.