Question 982915
y=mx+b
and
b=y-mx


{{{m=((5-2)/(-5-2))=-3/7}}}


Pick either given point...
{{{b=2-(-3/7)*2=2+6/7=2&6/7}}}


{{{highlight(y=-(3/7)x+2&6/7)}}}


{{{graph(300,300,-10,10,-6,14,-(3/7)x+2&6/7)}}}