SOLUTION: I need help solving this problem.
x + 2y + 3z = 24
-x + y + 2z = 1
x + y – 2z = 9
Algebra.Com
Question 421045: I need help solving this problem.
x + 2y + 3z = 24
-x + y + 2z = 1
x + y – 2z = 9
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
Add eqns 2 & 3
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