show that (3,-1) as well as (2,-2) are the solutions of the equations 3x-y=8 find two or more solutions can we find?
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-y=8-3x
put x=1
-y=8-3×1
-y=8-3=6
y=-6
put x=0
-y=8-3×0
-y=8-0=8
or
y=-8
put x=1
-y=8-3×1
-y=8-3=6
y=-6
put x=0
-y=8-3×0
-y=8-0=8
or
y=-8
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