7. Systems of Equations & Matrices
Two Variable Systems of Linear Equations
6:23 minutesProblem 72
Textbook Question
Textbook QuestionSolve each system. (Hint: In Exercises 69–72, let 1/x = t and 1/y = u.) 2/x + 3/y = 18 4/x - 5/y = -8
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