Alyssa and Mikayla are both dog sitters. Alyssa charges $2 per day plus a $3 registration fee. Mikayla charges a flat fee of $3 per day. After how many days do Alyssa and Mikayla earn the same amount for dog sitting? Write a system of equations using y to represent the total amount earned in dollars for x days of dog sitting. Then solve by graphing. Be sure to check your solution in both equations! ​