Ay=x−2By=x+2Cx=yDx+y=8 Step-by-Step SolutionEquate squared distances: (x−7)2+(y−1)2=(x−3)2+(y−5)2. Expand: −14x+49−2y+1=−6x+9−10y+25, so −14x−2y+50=−6x−10y+34, giving 8y=8x−16,y=x−2.Answer: A) y=x−2