Question

Find the value of a, for which point P (a/3,a)

is the mid-point of the line segment joining the

points Q(-5,4) and R(-1,0).​

Answer 1

This is your answers

Answer 2

a/3 = -5-1/2 ; a = 4+0/2

a/3 = -6/2 ; a = 4/2

2 a =-18 ; 2 a = 4

a = -9 ; a = 2

P (-9/3 , 2)

P (-3 , 2)