Question 830878
Parallel lines have identical slopes.
{{{y=(1/2)x+b}}}
Use the point to solve for {{{b}}}.
{{{-3=(1/2)4+b}}}
{{{-3=2+b}}}
{{{b=-5}}}
{{{y=(1/2)x-5}}}
 {{{ graph( 300, 300, -10, 10, -10, 10, (1/2)x+5, (1/2)x-5) }}}