So here you just want to move all the like terms to either sides.
You can do this by first adding 14 to both sides.
2/3p - 14 = p + 13
+ 14 +14
2/3p = p + 27
And then by subtracting p from both sides
-1/3p = 27
And then dividing both sides by -1/3
p = -81
