At a bargain store, tanya bought 4 items that each cost the same amount. tony bought 5 items that each cost the same amount, but each was 1.25 less than the items that tanya bought. both tanya and tony paid the same amount of money. what was the individual cost of each person's items?

Aretha wanted to gather data about the cost of local bowling leagues in her area. she plotted the data and determined that the average bowling league costs consist of a one-time registration fee and a monthly fee modeled by the equation y = 15x + 20. identify and interpret the y-intercept in this model. the y-intercept is 20. this is the cost per month. the y-intercept is 20. this is the cost of registration. the y-intercept is 15. this is the cost of registration. the y-intercept is 15. this is the cost per month.