(a-5)2=

Solution for (a-5)2= equation:

Simplifying
(a + -5) * 2 = 0

Reorder the terms:
(-5 + a) * 2 = 0

Reorder the terms for easier multiplication:
2(-5 + a) = 0
(-5 * 2 + a * 2) = 0
(-10 + 2a) = 0

Solving
-10 + 2a = 0

Solving for variable 'a'.

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

Add '10' to each side of the equation.
-10 + 10 + 2a = 0 + 10

Combine like terms: -10 + 10 = 0
0 + 2a = 0 + 10
2a = 0 + 10

Combine like terms: 0 + 10 = 10
2a = 10

Divide each side by '2'.
a = 5

Simplifying
a = 5