Question

I need some help in this part

Solving System of equations in 3 variable

-x-5y+z=17
-5x-5y+5z=5
2x+5y-3z=-10​

HELP PLEASEEEEE​

Answer 1

I need some help in this part

solving system of equations in 3 variable

-×-5y+z=17

-5×-5y+5z=5

2×+5y-3z=-10

HELP PLEASEEEEE