0.04a^2-0.0025=0

Solution for 0.04a^2-0.0025=0 equation:

Simplifying
0.04a2 + -0.0025 = 0

Reorder the terms:
-0.0025 + 0.04a2 = 0

Solving
-0.0025 + 0.04a2 = 0

Solving for variable 'a'.

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

Add '0.0025' to each side of the equation.
-0.0025 + 0.0025 + 0.04a2 = 0 + 0.0025

Combine like terms: -0.0025 + 0.0025 = 0.0000
0.0000 + 0.04a2 = 0 + 0.0025
0.04a2 = 0 + 0.0025

Combine like terms: 0 + 0.0025 = 0.0025
0.04a2 = 0.0025

Divide each side by '0.04'.
a2 = 0.0625

Simplifying
a2 = 0.0625

Take the square root of each side:
a = {-0.25, 0.25}