Question 1188794
{{{2x-y=0}}}

{{{-y+2x-2x=0-2x}}}

{{{-y=-2x}}}

{{{y=2x}}}


Look for a few points (x,y) and plot them.  Draw a line through the points.
<pre>
 x      y
 -3     -6
 -1     -2
  0      0
  2      4
  4      8
</pre>

{{{graph(300,300,-4,6,-4,6,2x)}}}