Costumes have been designed for the school musical. Costume A requires 5 yards of fabric, 4 yards of ribbon, and 3 packets of sequins. Costume B requires 7 yards of fabric, 4 yards of ribbon, and 1 packet of sequins. Fabric costs $5 per yard, ribbon costs $3 per yard, and sequins cost. $1.50 per packet. Use matrix multiplication to find the total cost of the materials for each costume.