Adoctor is studying heights of newborn babies. the doctor uses 20 inches as a reference point. babies in the study receive a score to show how close they are to 20 inches. a baby that is 21 inches long receives a score of +1. a baby that is 18 inches long receives a score of .

You are choosing between two health clubs. club a offers membership for a fee of $ 28 plus a monthly fee of $ 20. club b offers membership for a fee of $ 20 plus a monthly fee of $ 22. after how many months will the total cost of each health club be the same? what will be the total cost for each club? in __ months the total cost of each health club will be the same.