(Y+3)2=0

Solution for (Y+3)2=0 equation:

Simplifying
(Y + 3) * 2 = 0

Reorder the terms:
(3 + Y) * 2 = 0

Reorder the terms for easier multiplication:
2(3 + Y) = 0
(3 * 2 + Y * 2) = 0
(6 + 2Y) = 0

Solving
6 + 2Y = 0

Solving for variable 'Y'.

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

Add '-6' to each side of the equation.
6 + -6 + 2Y = 0 + -6

Combine like terms: 6 + -6 = 0
0 + 2Y = 0 + -6
2Y = 0 + -6

Combine like terms: 0 + -6 = -6
2Y = -6

Divide each side by '2'.
Y = -3

Simplifying
Y = -3