You make a table to use as a quick reference guide. y = -180 - 9(x) . Use the table tool to answer the question: what is the y-value when x equals -15?

Answer:
-45
Step-by-step explanation:
Look at the x-value column to row -15, and then look over to the y-value column for an answer of -45.
Have a nice day!
I hope this is what you are looking for, but if not - comment! I will edit and update my answer accordingly. (ノ^∇^)
- Heather