7. Systems of Equations & Matrices
Two Variable Systems of Linear Equations
Problem 1a
Textbook Question
Textbook QuestionUse the substitution or elimination method to solve each system of equations. Identify any inconsistent systems or systems with infinitely many solutions. If a system has infinitely many solutions, write the solution set with y arbitrary. 2x + 6y = 6 5x + 9y = 9
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