I need help to write and solve equations Toni can carry up to 18 lb in her backpack. Her lunch weighs 1 lb, and her books (b) weights 3 lb each. How many books can she carry in her backpack?

5 books

Step by step explanation:

With her lunchbag in her backpack she can carry 17 pounds. 3×5 is 15 and 15 is the highest we can go without passing 17. She can carry 6 if she does NOT bring her lunch bag

choice b is correct

step-by-step explanation:

we have been given the following system of inequalities;

we are required to graph the solution to the system of inequalities. using a graphing tool, the graph of the system is as shown in the attachment. the continuous line represents the graph of while the dotted line represents .