Answers by visitors named: Theodora

m=y2-y1/x2-x1 m1=13 since lines are perpendicular m1m2=-1 m2=-1/13 using formula Y-Y1=m(X-X1) Substite any of the points Y-8=-1/13(X-3) open bracket y-8=-x/13+3/13 13y-104=-x+3 13y+x-104-3=0 13y+x-107=0

Could u explain it better