4f^2-100=0

Solution for 4f^2-100=0 equation:

Simplifying
4f2 + -100 = 0

Reorder the terms:
-100 + 4f2 = 0

Solving
-100 + 4f2 = 0

Solving for variable 'f'.

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

Add '100' to each side of the equation.
-100 + 100 + 4f2 = 0 + 100

Combine like terms: -100 + 100 = 0
0 + 4f2 = 0 + 100
4f2 = 0 + 100

Combine like terms: 0 + 100 = 100
4f2 = 100

Divide each side by '4'.
f2 = 25

Simplifying
f2 = 25

Take the square root of each side:
f = {-5, 5}