The scatter plot shows the time spent studying ,x, and the midterm score, y, for each of 25 students. Use the equation of the line of best fit, y=3.85x+15.60, to answer the questions below. Give exact answers, not rounded approximations. (A) What is the predicted midterm score for a student who doesn't spend any time studying? (B) What is the predicted midterm score for a student who studies for 15 hours? (C) For an increase of one hour in the time spent studying, what is the predicted increase in the midterm score?

James wants to promote his band on the internet. site a offers website hosting for $4.95 per month with a $49.95 startup fee. site b offers website hosting for $9.95 per month with no startup fee. for how many months would james need to keep the website for site a to be a better choice than site b? 1. define a variable for the situation. 2. write an inequality that represents the situation. 3.solve the inequality to find out how many months he needs to keep the website for site a to be less expensive than site b. 4. using words, describe how many months he needs to keep the website for site a to be less expensive than site b.

Add the two expressions 3.8b - 7 and 2.9b + 9 enter your answer in simplified form

What is the name used to describe a graph where for some value of x, there exists 2 or more different values of y?