According to the Point-Slope Formula,<em>y - y₁ = m(x - x₁)</em><em>,</em><em> </em>all the negative symbols give the OPPOSITE terms of what they really are, so be EXTREMELY careful and recall that your <em>rate</em><em> </em><em>of</em><em> </em><em>change</em><em> </em>[<em>slope</em>]<em> </em>is POSITIVE, according to what you see on the graph.