OpenStax, Algebra and Trigonometry 2e §11.7 Solving Systems with Inverses · Exercise 62 · Linear Algebra · Matrices
Solving Systems with Inverses · Exercise 62
Write a system of equations that represents the situation. Then, solve the system using the inverse of a matrix.
Three roommates shared a package of 12 ice cream bars, but no one remembers who ate how many. If Micah ate twice as many ice cream bars as Joe, and Albert ate three less than Micah, how many ice cream bars did each roommate eat?
OpenStax, Algebra and Trigonometry 2e · §11.7 Solving Systems with Inverses · Exercise 62
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