00:03
Let c be given equations x plus 3y minus 2z is equal to 2.
00:21
This is equation 1st.
00:24
2x plus 4y minus z is equal to 5.
00:29
This is equation 2nd.
00:32
3x minus y plus 3z is equal to 5.
00:40
This is equation 3rd.
00:43
Now we have to solve the linear equations and find the value of x, y and z.
01:10
Now multiply minus 2 to equation 1st and add it to equation 2nd.
01:26
We get minus 2x minus 6y plus 4z is equal to minus 4.
01:36
2x plus 4y minus z is equal to 5.
01:43
Adding them we get minus 2y plus 3z is equal to 1.
01:50
This is equation 4th.
01:52
Now multiply minus 3 to equation 1st and add it to equation 3rd.
02:10
We get minus 3x minus 9y plus 6z is equal to minus 6.
02:19
3x minus y plus 3z is equal to 5.
02:26
We get minus 10y plus 9z is equal to minus 1...