Answer:
15
Step-by-step explanation:if you take a way five from 20 you get 15 because 20-5 is 15
if you start at 1 and go to twenty 5 before that is 15
Notice the table of values, thus let's pick two points from it, to check what the slope may be,
477>80 is correct
-4.5<3 this one is also correct
Four hundred two million seventy-three thousand one hundred eighty in standard form: 402,073,180 would be your answer