Ashley and Stephanie went shopping for Father s Day at the same store Stephanie spent 105 for 2 t shirts and 3 pairs of shorts Ashley bought 3 t shirts and 2 pairs of shorts for 95 What was the cost of a pair of shorts Hint The equation for Ashley s purchases is 3T 2S 95 First determine the equation for Stephanie s purchases and then solve the system of equations using matrices O 10 for shorts O 17 for shorts O 15 for shorts 25 for shorts