Suppose while at a store, you ask for change for seven dollars. You get in return exactly thirty-four coins, all of which are dimes and quarters. How many dimes and quarters did you receive?

Need this asap if anyone can i would be very grateful. if you could show workings that would really

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.

Simplify the following expression 48^1/2