81p^2-144y^2=0

Solution for 81p^2-144y^2=0 equation:

Simplifying
81p2 + -144y2 = 0

Solving
81p2 + -144y2 = 0

Solving for variable 'p'.

Move all terms containing p to the left, all other terms to the right.

Add '144y2' to each side of the equation.
81p2 + -144y2 + 144y2 = 0 + 144y2

Combine like terms: -144y2 + 144y2 = 0
81p2 + 0 = 0 + 144y2
81p2 = 0 + 144y2
Remove the zero:
81p2 = 144y2

Divide each side by '81'.
p2 = 1.777777778y2

Simplifying
p2 = 1.777777778y2

Take the square root of each side:
p = {-1.333333333y, 1.333333333y}