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Systems of Linear Equations in Three Variables
1 Verify the Solution

Question 260

Multiple Choice

Systems of Linear Equations in Three Variables
1 Verify the Solution of a System of Linear Equations in Three Variables
- (−1,−3,5) x−y+z=7x+y+z=1x+y−z=−9\begin{array} { l } ( - 1 , - 3,5 ) \\x - y + z = 7 \\x + y + z = 1 \\x + y - z = - 9\end{array}


A) solution
B) not a solution

Correct Answer:

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