Steve is participating in a bike a thon for charity. he will bike 144 miles per day for 5 days. how many miles will steve bike in the five days show your work

Show me how you find y and determine what y is you i appreciate it : )

Suppose a least-squares regression line is given by modifyingabove y with caret equals 4.302 x minus 3.293. what is the mean value of the response variable if xequals20?

The fence around a quadrilateral-shaped pasture is 3a^2+15a+9 long. three sides of the fence have the following lengths: 5a, 10a-2, a^2-7. what is the length of the fourth side of the fence?