Write a system of equations, and use the inverse of the coefficient matrix to solve each...

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Write a system of equations, and use the inverse of the coefficient matrix to solve each system of equations. E-Commerce For online store sales, the payment processing service Square charges 2.9% of the total sales plus $.30 per transaction. For your online business, the cost of using Square last month was $291. A competitor to Square charges 3% of total sales plus $.25 per transaction, and your bill for the same month with that company would have been $295. Find the total sales amount and the number of transactions. (Data from: www. squareup.com.) Write a system of equations, and use the inverse of the coefficient matrix to solve each system of equations. E-Commerce For online store sales, the payment processing service Square charges 2.9% of the total sales plus $.30 per transaction. For your online business, the cost of using Square last month was $291. A competitor to Square charges 3% of total sales plus $.25 per transaction, and your bill for the same month with that company would have been $295. Find the total sales amount and the number of transactions. (Data from: www. squareup.com.)

Answer rating: 100% (QA)

To find the total sales amount and the number of transactions we need to set up a system of equation... View the full answer