To answer the question, the variable is Miles per Gallon. I am hoping that this answer has satisfied your query and it will be able to help you in your endeavor, and if you would like, feel free to ask another question.
Answer:
x=c+b/a
Step-by-step explanation:
ax-b=c
+b +b
ax=c+b
__ ___
a=c+b/a
111
divide by 2 to find the radius
y + 2 = -3(x - 7)
Write the equation using the point slope form . Substitute m = -3 and (7,-2).