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  1. y-2=-(x+2) or y+2=-(x-2)
  2. y-2=-x-2, y=-x; y+2=-x+2, y=-x, same equation, with slope -1 and intercepts both equal to zero.

Point-slope can also be y=-x, because (0,0) is the point in the equation's most basic form.

answered Nov 17, 2015 by Rod Top Rated User (429,740 points)
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