Systems of Linear Equations in Three Variables
1 Verify the Solution

question 256

Multiple Choice

Systems of Linear Equations in Three Variables
1 Verify the Solution of a System of Linear Equations in Three Variables
- $$\begin{array} { l } ( 4 , - 5 , - 4 ) \\4 x + 2 y + z = 2 \\5 x - 4 y - z = 44 \\3 x + y + 4 z = - 9\end{array}$$

• A) solution
• B) not a solution

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