Under his cell phone plan, Bashir pays a flat cost of $56 per month and $4 per gigabyte. He wants to keep his bill at $71.60 per month. Write and solve an equation which can be used to determine x

x, the number of gigabytes of data Bashir can use while staying within his budget.

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.