1. Given the following augmented matrix which represents a linear system, solve the linear system for x, y, and z. If there is an infinite number of solutions then express the solutions in terms of z as the parameter. If there isn't a solution, then be sure to put "no solution" in each answer.
2. Given the following augmented matrix which represents a linear system, solve the linear system for xx, yy, and zz. If there is an infinite number of solutions then express the solutions in terms of zz as the parameter. If there isn't a solution, then be sure to put "no solution" in each answer.
-7 -3 -6 | -57
5 3 -7 | 6
6 -6 2 |48