4x^2-m^2n^4=0

Solution for 4x^2-m^2n^4=0 equation:

Simplifying
4x2 + -1m2n4 = 0

Reorder the terms:
-1m2n4 + 4x2 = 0

Solving
-1m2n4 + 4x2 = 0

Solving for variable 'm'.

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

Add '-4x2' to each side of the equation.
-1m2n4 + 4x2 + -4x2 = 0 + -4x2

Combine like terms: 4x2 + -4x2 = 0
-1m2n4 + 0 = 0 + -4x2
-1m2n4 = 0 + -4x2
Remove the zero:
-1m2n4 = -4x2

Divide each side by '-1n4'.
m2 = 4n-4x2

Simplifying
m2 = 4n-4x2

Take the square root of each side:
m = {-2n-2x, 2n-2x}