A cup of coffee with temperature 160F is placed in a freezer with temperature 0F. After 15 minutes, the temperature of the coffee is 47F. Use Newton's Law of Cooling to find the coffee's temperature after 20 minutes.

2÷6+1/2 to the second power plus one

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.

Find the value of x. round the length to the nearest tenth