Try another version of this question Solve the system of equations. If the system has a unique solution, give it as an ordered triple: `(x,y,z)` Get help: Box 1: Enter your answer as a point. Example: (2,5.5172)
` { ( x-2y+z = 2), ( y+2z = 11), ( x+y+3z = 15) :} `
`(-1,1,5)`