Solve using any method.
2x + y + z = 3
x + 2y - x = 3
3x - y + z = 5
keywords: elimination, addition, substitution
2x + y + z = 3 ....................(1)
x + 2y - z = 3 ...
Solving Linear Systems of Equations With Three Variables by addition/elimination is investigated. The solution is detailed and well presented. The response received a rating of "5/5" from the student who originally posted the question.