Use Gaussian elimination to solve the system of equations.
-x + 4y + 5z = 9 4y + 2z = -10
Z = 5
A) No solution
B) (4, -5, 5)
C) (5, -5, 4)
D) (4, 5, -5)

Name: Use Gaussian elimination to solve the system of equations. -x + 4y + 5z = 9 4y + 2z = -10 Z = 5 A) No solution B) (4, -5, 5) C) (5, -5, 4) D) (4, 5, -5)
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Question

Quizplus · Accepted Answer

Substitute z = 5 into the second equation to find y, then substitute y and z into the first equation to find x. The solution is (4, -5, 5).

Use Gaussian Elimination to Solve the System of Equations