(2a+3)2=5

Solution for (2a+3)2=5 equation:

Simplifying
(2a + 3) * 2 = 5

Reorder the terms:
(3 + 2a) * 2 = 5

Reorder the terms for easier multiplication:
2(3 + 2a) = 5
(3 * 2 + 2a * 2) = 5
(6 + 4a) = 5

Solving
6 + 4a = 5

Solving for variable 'a'.

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

Add '-6' to each side of the equation.
6 + -6 + 4a = 5 + -6

Combine like terms: 6 + -6 = 0
0 + 4a = 5 + -6
4a = 5 + -6

Combine like terms: 5 + -6 = -1
4a = -1

Divide each side by '4'.
a = -0.25

Simplifying
a = -0.25