OpenStax, Algebra and Trigonometry 2e §11.8 Solving Systems with Cramer's Rule · Review Exercise 137 · Linear Algebra · Determinants
Solving Systems with Cramer's Rule · Review Exercise 137
Write a system of equations to solve each problem. Solve the system of equations.
Students were asked to bring their favorite fruit to class. 90% of the fruits consisted of banana, apple, and oranges. If oranges were half as popular as bananas and apples were 5% more popular than bananas, what are the percentages of each individual fruit?
OpenStax, Algebra and Trigonometry 2e · §11.8 Solving Systems with Cramer's Rule · Review Exercise 137
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