[tex]\bf (\stackrel{x_1}{0}~,~\stackrel{y_1}{-1})\qquad
(\stackrel{x_2}{3}~,~\stackrel{y_2}{5})
\\\\\\
% slope = m
slope = m\implies
\cfrac{\stackrel{rise}{ y_2- y_1}}{\stackrel{run}{ x_2- x_1}}\implies \cfrac{5-(-1)}{3-0}\implies \cfrac{5+1}{3-0}
\\\\\\
\cfrac{6}{3}\implies 2
\\\\\\
% point-slope intercept
\stackrel{\textit{point-slope form}}{y- y_1= m(x- x_1)}\implies y-(-1)=2(x-0)\implies y+1=2x
\\\\\\
y=2x-1[/tex]