Question 918261
Parallel lines have identical slopes.
{{{y=1.8x+b}}}
Use the point to solve for {{{b}}}.
{{{2=1.8(5)+b}}}
{{{2=9+b}}}
{{{b=-7}}}
{{{highlight(y=1.8x-7)}}}
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{{{drawing(300,300,-6,6,-6,6,grid(1),circle(5,2,0.3),graph(300,300,-6,6,-6,6,(1.8)x+3,(1.8)x-7))}}}