Solve the given system of equations: x+y+4z=-10, x+y+6z=-16, x-2y+8z=-37. Select the correct choice below and fill in any answer boxes within your choice.
1) There is one solution. The solution set is {1}
2) There are infinitely many solutions. The solution set is {⁰}
3) There are no solutions. The system is inconsistent.