Question

plseeeeeeeee solve this

Answer 1

let the reqd point be (a,b)
then we have (b-2)/(a-1)* (7-0)/(5-1)=-1
also (b-0)/(a-1) =(b-7)/(a-5)

Answer 2

now solve the above two equations to get a,b

Answer 3

one equation is
(b-7)/(a-5)
where is other equation