Simplify each equation first and then use substitution to solve the system of equations. If your answers do not check in the original system zero marks are given. Do not round your results, must keep all results exact. х+2у у-3х -3x - 7y=- 3. 1 2+- 2x +5y=9-(3x-2)– 4.
Simplify each equation first and then use substitution to solve the system of equations. If your answers do not check in the original system zero marks are given. Do not round your results, must keep all results exact. х+2у у-3х -3x - 7y=- 3. 1 2+- 2x +5y=9-(3x-2)– 4.
Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter9: Systems Of Linear Equations
Section9.3: Solving Problems With Two Variables
Problem 10MRE
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Transcribed Image Text:Simplify each equation first and then use substitution to solve the system
of equations. If your answers do not check in the original system zero marks are given. Do not
round your results, must keep all results exact.
х+2y у-3х
-3x - 7y =
3
5
1
2+-
2x +5y=9-(3x-2)-
4
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