\(-3x + y = 2\)
\(-x + y - 4 = 0\)
Move the 4 in the second equation to the right
\(-3x + y = 2\)
\(-x + y=4\)
Subtract equations.
\(-3x-(-x)+(y-y)=2-4\)
\(-2x=-2\)
\(x=1\)
Plug in x-value in either original equation:
I will choose the second: \(-x + y - 4 = 0\)
\(-1+y-4=0\)
\(y=5;x=1\)
