You can put this solution on YOUR website! 3(x-1)=2x-y
3x-3 = 2x-y
y = x-3
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Let x = 0, then y = -3 giving you point (0,-3)
Let x = 3, then y = 0 giving you point (3,0)
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Plot those two points and draw a line thru them.
Cheers,
stan H.