Mike and his friends bought cheese wafers for $2 per packet and chocolate wafers for $1 per packet at a carnival decent total of $25 to buy a total of 20 packets of waivers of the two sororities Part A- write a system of equations that can be sold to find the number of packets of cheese wafers and the number of packets of chocolate wafers that Mike and his friend bought at the carnival. define the variables used in the equations.

Part B- how many packets of chocolate waivers and cheese waivers did they buy? explain how you got the answer and why you selected a particular method to get the answer.