Solve the system of equations using Gaussian elimination or gauss-Jordan elimination.

Question

Solve the system  of equations using Gaussian elimination or gauss-Jordan elimination.

anonymous · Answer

5x+4y+z=3 
4x-3y-z=37
5x+y+2z=16

anonymous · Answer

Add equation 1 and 2 together, the z terms subtract out.
Multiply the second equation by 2 and add the result to the third equation, the z terms 
will subtract out.
You now have two equations in two unknowns.

anonymous · Answer

I need to do this matrix way not that way I know the answer but I need to learn how to do it matrix

anonymous · Answer

@Hero help please

anonymous · Answer

@ParthKohli help please

anonymous · Answer

I know the answers is x= 5, y=-5, z=-2

anonymous · Answer

I didn't understand how my teacher did it so I am ask for help here

anonymous · Answer

I need to do it matrix way till the end

anonymous · Answer

@twvogels