The cost of a newsletter subscription is $20 per y ear. the cost is expected to increase 10% each year. which expression can be used to find the cost n years from now? what will the expected cost be at the end of 3 years?

Mr. jones determined that the equation y = 98 - 16/5 x could be used to predict his students' unit test scores, based on the number of days, x, a student was absent during the unit. what was the meaning of the y-intercept of the function? (by the way the 16/5 is a )