7. Systems of Equations & Matrices
Determinants and Cramer's Rule
8:21 minutesProblem 39a
Textbook Question
Textbook QuestionIn Exercises 37–44, use Cramer's Rule to solve each system. 4x - 5y - 6z = - 1 x - 2y - 5z = - 12 2x - y = 7
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