Find a system of two equations in three variables, x₁, x₂, x₃ that has the solution set given by the parametric representation
x₁ = t, x₂=8 and x₃=3 + s-t
where s and t are any real numbers. then solve that the solutions to system can also be written as x₁=3+s-t,x₂=8 and x₃=t
