Try another version of this question Get help:
Write the augmented matrix as a system of equations
`OHMaug[(1,-2,-6,150),(0,1,-1,250),(1,-2,-5,100)]`
`x` + `y` + `z =`
`x` + `y` + `z =`
`x` + `y` + `z =`
1
-2
-6
150
0
1
-1
250
1
-2
-5
100