## Elementary Linear Algebra 7th Edition

$x_{1}=0$ $x_{2}=-t$ $x_{3}=t$
The system of equations corresponding to this matrix is $x_{1}=0$_______________Equation 1 $x_{2}+x_{3}=0$ __________Equation 2 $0=0$________________Equation 3 From equatio 2: $x_{2}=-x_{3}$ Using the parameter $t=x_{3}$ the solution is: $x_{1}=0$ $x_{2}=-t$ $x_{3}=t$