Freddy is having pallets of grass delivered. Each pallet of grass cost $129.95 and there is a $76.20 delivery fee. Write an equation that could be used to find the total cost for x number of pallets. Then find the cost for the delivery of 5 pallets.

Aaron invested a total of $4,100, some in an account earning 8% simple interest, and the rest in an account earning 5% simple interest. how much did he invest in each account if after one year he earned $211 in interest? select one: a. $200 at 8%, $3,900 at 5% b. $3,200 at 8%, $900 at 5% c. $900 at 8%, $3,200 at 5% d. $3,900 at 8%, $200 at 5%