SOLUTION: solve equations let z be the parameter 5x + 3y + 4z=19 3x - y + z = -4

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Question 150666: solve equations let z be the parameter
5x + 3y + 4z=19
3x - y + z = -4
Answer by vleith(2983) About Me  (Show Source):
You can put this solution on YOUR website!
5x + 3y + 4z=19
4z = 19 - 5x - 3y
z = (19 - 5x - 3y)/4

3x - y + z = -4
z = -4 - 3x + y