Question 947052
{{{y=x}}}
{{{3+y=-2x}}}
Substituting,
{{{3+x=-2x}}}
{{{3=3x}}}
{{{x=-1}}}
Then,
{{{y=-1}}}
.
.
.

{{{drawing(300,300,-5,5,-5,5,grid(1),circle(-1,-1,0.2),graph(300,300,-5,5,-5,5,x,-2x-3))}}}