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Determine If the Given Ordered Triple Is a Solution of the System

Question 257

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Determine if the given ordered triple is a solution of the system.
- (4,1,5) x+y+z=2xy+2z=45x+y+z=22\begin{array} { l } ( - 4,1,5 ) \\x + y + z = 2 \\x - y + 2 z = - 4 \\5 x + y + z = 22\end{array}


A) not a solution
B) solution

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