125a^2-180=0

Solution for 125a^2-180=0 equation:

Simplifying
125a2 + -180 = 0

Reorder the terms:
-180 + 125a2 = 0

Solving
-180 + 125a2 = 0

Solving for variable 'a'.

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

Add '180' to each side of the equation.
-180 + 180 + 125a2 = 0 + 180

Combine like terms: -180 + 180 = 0
0 + 125a2 = 0 + 180
125a2 = 0 + 180

Combine like terms: 0 + 180 = 180
125a2 = 180

Divide each side by '125'.
a2 = 1.44

Simplifying
a2 = 1.44

Take the square root of each side:
a = {-1.2, 1.2}