7. Systems of Equations & Matrices
Determinants and Cramer's Rule
5:48 minutes
Problem 71
Textbook Question
Textbook QuestionUse Cramer's rule to solve each system of equations. If D = 0, then use another method to determine the solution set. See Examples 5–7. 3x + 2y = 4 6x + 4y = 8
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