On March 9, 2018, NCAA fans across the world were shocked when the Retrievers of the University of Maryland, Baltimore County (UMBC) upset the Virginia Cavaliers. UMBC scored a total of 74 points resulting from a combination of 3-point baskets, 2-point baskets, and 1-point free throws. There were 2 more 2-point baskets than 3-point baskets and 2 more 3-point baskets than 1-point free throws.
a) Set up a system of linear equations to find the number of three-point baskets, two-point baskets, and one-point free-throws. (label your variables)