Verify That the Values of the Variables Listed Are Solutions $$\left\{ \begin{array} { c } x + y + z = - 1 \\x - y + 3 z = - 13 \\4 x + y + z = 8 \\\end{array} \right.$$

Multiple Choice

Verify that the values of the variables listed are solutions of the system of equations.
- $$\left\{ \begin{array} { c } x + y + z = - 1 \\x - y + 3 z = - 13 \\4 x + y + z = 8 \\\end{array} \right.$$

x = 3 , y = 1 , z = - 5

A) not a solution
B) solution