25v^2-64f^2=0

Solution for 25v^2-64f^2=0 equation:

Simplifying
25v2 + -64f2 = 0

Reorder the terms:
-64f2 + 25v2 = 0

Solving
-64f2 + 25v2 = 0

Solving for variable 'f'.

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

Add '-25v2' to each side of the equation.
-64f2 + 25v2 + -25v2 = 0 + -25v2

Combine like terms: 25v2 + -25v2 = 0
-64f2 + 0 = 0 + -25v2
-64f2 = 0 + -25v2
Remove the zero:
-64f2 = -25v2

Divide each side by '-64'.
f2 = 0.390625v2

Simplifying
f2 = 0.390625v2

Take the square root of each side:
f = {-0.625v, 0.625v}