Precalculus: Concepts Through Functions, A Unit Circle Approach to Trigonometry (3rd Edition)

Published by Pearson
ISBN 10: 0-32193-104-1
ISBN 13: 978-0-32193-104-7

Chapter 10 - Systems of Equations and Inequalities - Section 10.1 Systems of Linear Equations: Substitution and Elimination - 10.1 Assess Your Understanding - Page 735: 50

Answer

No solution.

Work Step by Step

1. Take the difference between the first 2 equations to get $4x-y=-7$ 2. Multiply -2 to the 1st eqn and add to the 3rd to get $-4x+y=-12$ 3. Add up the above two equations to get $0=-19$, we have an inconsistent system. No solution.
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