Try another version of this question Write the system of equations as an augmented matrix. `{(-4c,-,5z,+,6m,=,-40),(3c,+,z,-,m,=,49),(-7c,+,5z,+,5m,=,51):}` Box 1: Enter each element of the matrix as number (like 5, -3, 2.2)
`[(-4,-5,6,-40),(3,1,-1,49),(-7,5,5,51)]`