Alan thinks of a number. he squares it, then takes away 5, next multiplies it by 4, takes away 7, divides it by 3 and finally adds 6. his answer is 9. what number did he start with? 1 2 3 4 5 6

David and alton are training for a race. they spend 35 minutes stretching and then go on a 5 mile practice run. david runs at a pace of 7 min/mile. alton runs at a pace of 8 min/mile. write an equation for each runner that shows the total length of their workout. then solve each equation showing your work