9x^4-25a^2=0

Solution for 9x^4-25a^2=0 equation:

Simplifying
9x4 + -25a2 = 0

Reorder the terms:
-25a2 + 9x4 = 0

Solving
-25a2 + 9x4 = 0

Solving for variable 'a'.

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

Add '-9x4' to each side of the equation.
-25a2 + 9x4 + -9x4 = 0 + -9x4

Combine like terms: 9x4 + -9x4 = 0
-25a2 + 0 = 0 + -9x4
-25a2 = 0 + -9x4
Remove the zero:
-25a2 = -9x4

Divide each side by '-25'.
a2 = 0.36x4

Simplifying
a2 = 0.36x4

Take the square root of each side:
a = {-0.6x2, 0.6x2}