Mary bought a dozen eggs at the shop she used third of dozer for breatest and quarter for breakfast. How many eggs are left?show all your calculations.

Find the number of positive three-digit even integers whose digits are among 9, 8, 7,5, 3, and 1.

How many solutions does the nonlinear system of equations graphed below have?

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.