Question

7: P is the point (3,5) .Q is the point (-1,9).R is the midpoint of PQ. Which one of the following lines does R lie on? A) y=x+6 B) y=x+8 C) y=x-6 D) y=x-8 E) I don't know

Answer 1

Answer:

A

Step-by-step explanation:

mid point of these pints should be satisfy the equation , mid point of these point is (1,7) which satisfy eqn A

Answer 2

Answer:

A

Step-by-step explanation:

The mid point is M=(x,y)=(1,7)

then this mid point have to satisfy the equation so,

y=x+6

7=1+6