Question 300878
{{{(1/4)x=-2}}}
{{{x=-8}}}
Parallel to that line would be a line of the form {{{x=a}}}
Since it also goes through the point ({{{4}}},{{{6}}}) then
{{{x=4}}}
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{{{drawing(300,300,-10,10,-10,10,grid(1),green(line(-8,-20,-8,20)),blue(line(4,-20,4,20)))}}}