Solve each system using matrices
-At a recent U2 concert, two types of t-shirts were sold, a regular t-shirt and a less costly muscle shirt. The difference in the cost of the regular and muscle shirts was $20. They sold 1823 t-shirts and 3114 muscle shirts. If total amount earned from the sale of the shirts was $233,940, determine the cost of each type of shirt.
A) regular shirt: $35; muscle shirt: $15
B) regular shirt: $45; muscle shirt: $25
C) regular shirt: $50; muscle shirt: $30
D) regular shirt: $60; muscle shirt: $40

Question

Solve each system using matrices
-At a recent U2 concert, two types of t-shirts were sold, a regular t-shirt and a less costly muscle shirt. The difference in the cost of the regular and muscle shirts was $20. They sold 1823 t-shirts and 3114 muscle shirts. If total amount earned from the sale of the shirts was $233,940, determine the cost of each type of shirt.
A) regular shirt: $35; muscle shirt: $15 
B) regular shirt: $45; muscle shirt: $25
C) regular shirt: $50; muscle shirt: $30 
D) regular shirt: $60; muscle shirt: $40

Quizplus · Accepted Answer

The Answer of Solve each system using matrices
-At a recent U2 concert, two types of t-shirts were sold, a regular t-shirt and a less costly muscle shirt. The difference in the cost of the regular and muscle shirts was $20. They sold 1823 t-shirts and 3114 muscle shirts. If total amount earned from the sale of the shirts was $233,940, determine the cost of each type of shirt.
A) regular shirt: $35; muscle shirt: $15 
B) regular shirt: $45; muscle shirt: $25
C) regular shirt: $50; muscle shirt: $30 
D) regular shirt: $60; muscle shirt: $40

Solve Each System Using Matrices