SOLUTION: Solve the system of linear equations. Write your answer as an ordered pair (x, y, -3).
x - y + 2z = 22
3y - 8z = -9
z = -3
(x, y, -3) = ?
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Question 1111169: Solve the system of linear equations. Write your answer as an ordered pair (x, y, -3).
x - y + 2z = 22
3y - 8z = -9
z = -3
(x, y, -3) = ?
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
Solve the system of linear equations. Write your answer as an ordered pair (x, y, -3).
x - y + 2z = 22
3y - 8z = -9
z = -3
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Sub for z in the 1st 2 eqns:
x - y - 6 = 22
3y +24 = -9
---------
Solve the 2nd eqn for y.
Then solve for x.
-----
Write it any way you like.
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