15. What is the value of p in the equation below?
5√√p-36= √√p

Work Shown
[tex]5\sqrt{p} - 36 = \sqrt{p}\\\\5\sqrt{p}-\sqrt{p}=36\\\\4\sqrt{p}=36\\\\\sqrt{p}=36/4\\\\\sqrt{p}=9\\\\p=9^2\\\\p=81\\\\[/tex]