Question

If P(a/3,4) is midpoint of line segment joining the points Q(-6,5) and R(-2,3), then
the value of a is

Answer 1

Step-by-step explanation:

P is mid-point of QR→P

x

=

3

a

=(

2

−6−2

)

⇒2a=−2

⇒a=−12.