SOLUTION: Solve the system of THREE Equations 4x+y+2z = 10 y = x-1 x=5 Thanks

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Question 947694: Solve the system of THREE Equations
4x+y+2z = 10
y = x-1
x=5
Thanks
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Solve the system of THREE Equations
4x+y+2z = 10
y = x-1
x=5
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Sub for x in the middle equation to find y.
Sub for x and y in the 1st eqn to find z.