Systems of Linear Equations in Three Variables
1 Verify the Solution

question 103

Multiple Choice

Systems of Linear Equations in Three Variables
1 Verify the Solution of a System of Linear Equations in Three Variables
- $$\begin{array} { r } ( 0 , - 5 , - 2 ) \\x - y + 5 z = - 5 \\4 x \quad + z = - 2 \\x + 4 y + z = - 22\end{array}$$

• A) solution
• B) not a solution

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