Solve the system of linear equations by elimination. x + y = 2 2x + 7y = 9 ( ,  )

Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
1st Edition
ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
Publisher:HOUGHTON MIFFLIN HARCOURT
Chapter5: Solving Systems Of Linear Equations
Section: Chapter Questions
Problem 1CR
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Solve the system of linear equations by elimination.

x + y = 2

2x + 7y = 9

( ,  )

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