SOLUTION: find the solution for x, y, and z x - y - 2z = -1 x + 2y + z = 5 5x + 4y - z = 13 I found: x = 1 + k y = 2 - k z = k

Algebra ->  Matrices-and-determiminant -> SOLUTION: find the solution for x, y, and z x - y - 2z = -1 x + 2y + z = 5 5x + 4y - z = 13 I found: x = 1 + k y = 2 - k z = k      Log On


   

Question 558568: find the solution for x, y, and z
x - y - 2z = -1
x + 2y + z = 5
5x + 4y - z = 13
I found:
x = 1 + k
y = 2 - k
z = k
Answer by Edwin McCravy(20056) About Me  (Show Source):
You can put this solution on YOUR website!
You're absolutely right! (x, y, z) = (1+k, 2-k, k)

Edwin