Question 88409
Solve for y:  
{{{2x – y = 4}}}
{{{-y= -2x + 4}}}
{{{y=2x-4}}}


The y intercept is -4 and the slope is 2/1.  See my lesson plan on graphing by slope intercept method:
{{{graph (300,300,-10,10,-10,10, 2x-4)}}}


R^2