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Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter6: Systems Of Linear Equations And Inequalities
Section6.4: Elimination Using Multiplication
Problem 1BGP
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px + qy = r

2px - qy = 2r

When solving this system of equations, x =

 

 

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