Little suzy has 45 pencils at the start of the school year. on the first day of school she gives 10 pencils to her friends. how many pencils does she have left?

Fred and gene are hang gliding. fred is 700 feet above the ground and descending at 15 ft/s. gene is decending as shown in the table. interpret the rates of change and initial values of the linear functions in terms of the situations they model. show all work. freds equation is f(x)=-15x+700. ( genes is the table attached)