Question 1069669
{{{(5-(-4))/(3-9)=9/(-6)=-3/2}}}



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{{{b=y-mx}}}
{{{b=5-(-3/2)*3}}}
{{{b=5+9/2}}}
{{{b=10/2+9/2=19/2}}}



{{{highlight(f(x)=-(3/2)x+19/2)}}}