Question 56360
First ... you must get it into y=mx + b (point-slope form)
{{{ 3x+2y=6 }}}
{{{ 2y = -3x+6 }}}
{{{ y = -3x/2 + 3 }}}
on your calc, press the following ....
Directly under the display window on the left side is the "Y" button.  It will bring up a screen that looks something like ...
y1=
y2=
y3=
y4=

plug in the equation ... (-3x/2) + 3     ..... YES .. use the parenthesis.
next,on the right side, below the display window is the "Graph" button.
press it.
this will display your graph.  If you then want to see the x,y table, press @nd and then graph (table)