49v^2-64f^2=0

Solution for 49v^2-64f^2=0 equation:

Simplifying
49v2 + -64f2 = 0

Reorder the terms:
-64f2 + 49v2 = 0

Solving
-64f2 + 49v2 = 0

Solving for variable 'f'.

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

Add '-49v2' to each side of the equation.
-64f2 + 49v2 + -49v2 = 0 + -49v2

Combine like terms: 49v2 + -49v2 = 0
-64f2 + 0 = 0 + -49v2
-64f2 = 0 + -49v2
Remove the zero:
-64f2 = -49v2

Divide each side by '-64'.
f2 = 0.765625v2

Simplifying
f2 = 0.765625v2

Take the square root of each side:
f = {-0.875v, 0.875v}