6. Calculate the value of 'P'

Find the co-ordinates of $P(x$, $y)$ if it divides the line segment joining the points $A($10, 10$)$ and $B($50, 50$)$ internally such that $AP =$ $\frac{4}{5}$$AB$.

 

The point $P(x$, $y)$ is $($, $)$.