Write a compound inequality that the graph could represent.

A solid dot on the graph of an inequality indicates that the number is contained within the inequality, so yo should use  or  to represent that situation, whereas a white dot indicates that the number is not contained within the inequality. 

Our graph is telling us that is greater or equal than -1, and also  is less than 3. So our inequality will be:

2.4+3.2t. you get the answer by adding the ones with variables and ones without