SOLUTION: 2x + y - 5z = 10
4x - y + 2z = 12
4x - 4y = 12
Solve these for x, y and z by any method you choose.
Algebra.Com
Question 726552: 2x + y - 5z = 10
4x - y + 2z = 12
4x - 4y = 12
Solve these for x, y and z by any method you choose.
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
x = 71/21, y = 8/21, z = -4/7
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