Aservice center charges a fee of x dollars for an oil change plus y dollars per quart of oil used. write a system of linear equations that represents this situation.

Find the area of a trapezoid with a height of 23, base 1 of 10 and base 2 of 18

Suppose a ball is dropped fromca height of 6ft. it bounces back up but time it bounces, it reaches only 7/10 of its pervious height. what is the total of each height that the ball reaches after 5 bounces

Mrs. gehrke said cheddar weighs 16.8 pounds. he actually weighs 15.2 pounds. what is the percent error?