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Is the Ordered Triple a Solution to the Given System (2,9,4)2x5y9z=5x+y+z=73xy+5z=35\begin{array} { c } ( 2,9 , - 4 ) \\2 x - 5 y - 9 z = - 5 \\x + y + z = 7 \\3 x - y + 5 z = 35\end{array}

Question 7

Multiple Choice

Is the ordered triple a solution to the given system of equations?
- (2,9,4) 2x5y9z=5x+y+z=73xy+5z=35\begin{array} { c } ( 2,9 , - 4 ) \\2 x - 5 y - 9 z = - 5 \\x + y + z = 7 \\3 x - y + 5 z = 35\end{array}


A) No\mathrm { No }
B) Yes

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