The coordinates of three of the vertices of parallelogram ABCD are A(2, 0), B(4, 3), C(3, 1). How many possibilities are there for the position of the fourth vertex? What are coordinates of the fourth vertex?

Roger gets \$40 per day as wages and $4.50 as commission for every pair of shoes he sells in a day. his daily earnings goal is $112 write an equation to determine how many pairs of shoes, p, roger must sell in a day to meet his daily earnings goal. find the number of pairs of shoes he must sell to meet his daily earnings goal.