25a^2-625=0

Solution for 25a^2-625=0 equation:

Simplifying
25a2 + -625 = 0

Reorder the terms:
-625 + 25a2 = 0

Solving
-625 + 25a2 = 0

Solving for variable 'a'.

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

Add '625' to each side of the equation.
-625 + 625 + 25a2 = 0 + 625

Combine like terms: -625 + 625 = 0
0 + 25a2 = 0 + 625
25a2 = 0 + 625

Combine like terms: 0 + 625 = 625
25a2 = 625

Divide each side by '25'.
a2 = 25

Simplifying
a2 = 25

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