OpenStax, Algebra and Trigonometry 2e §11.7 Solving Systems with Inverses · Exercise 55 · Linear Algebra · Matrices
Solving Systems with Inverses · Exercise 55
Write a system of equations that represents the situation. Then, solve the system using the inverse of a matrix.
2,400 tickets were sold for a basketball game. If the prices for floor 1 and floor 2 were different, and the total amount of money brought in is $64,000, how much was the price of each ticket?
Its source prints no answer for this problem, so there's nothing to check against.
OpenStax, Algebra and Trigonometry 2e · §11.7 Solving Systems with Inverses · Exercise 55
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