A ski resort has a coupon for $28 off of a lift ticket on weekdays. A lift ticket usually costs a total of $70. What percent would a skier save by skiing on a weekday? Please Explain, Thanks!

Which is the equation of an ellipse with directrices at x = ±4 and foci at (2, 0) and (−2, 0)?

What is the graph of the absolute value equation ? y=|x|-5

6. sarah saved $12.75 every week for a number of weeks, w. she received an additional $25 during the last week in which she saved money. write and solve an equation to find the number of weeks, w, for which sarah had saved money if she has $114.25 now.