7. Systems of Equations & Matrices
Two Variable Systems of Linear Equations
7. Systems of Equations & Matrices
Two Variable Systems of Linear Equations
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- Multiple Choice
Use substitution to solve the following system of linear equations.
- Multiple Choice
Use substitution to solve the following system of linear equations.
- Multiple Choice
Use the elimination method to solve the following system of linear equations.
- Multiple Choice
Use the elimination method to solve the following system of linear equations.
- Open 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
- Open QuestionIn Exercises 1–4, determine whether the given ordered pair is a solution of the system.(2, 3)x + 3y = 11x - 5y = - 13
- Open QuestionIn Exercises 1–5, solve by the method of your choice. Identify systems with no solution and systems with infinitely many solutions, using set notation to express their solution sets.
- Open QuestionIn Exercises 1–4, determine whether the given ordered pair is a solution of the system.(- 3, 5)9x + 7y = 88x - 9y = - 69