Question

ghraphically,solve the folowing pair of equations 2x+y=6 and 2x-y+2=0

Answer 1

2x + y=6
y=2x -6
by putting x=0
y=2×0-6
=-6
andx=3
y=2×3-6
=0

equation 2
2x -y+2=0
-y=2x-2
by putting x=0
-y=2×0-2
=-2
and x=1
-y=2×1 -2
=0