(X+2)2-9=0

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Solution for (X+2)2-9=0 equation:


Simplifying
(X + 2) * 2 + -9 = 0

Reorder the terms:
(2 + X) * 2 + -9 = 0

Reorder the terms for easier multiplication:
2(2 + X) + -9 = 0
(2 * 2 + X * 2) + -9 = 0
(4 + 2X) + -9 = 0

Reorder the terms:
4 + -9 + 2X = 0

Combine like terms: 4 + -9 = -5
-5 + 2X = 0

Solving
-5 + 2X = 0

Solving for variable 'X'.

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

Add '5' to each side of the equation.
-5 + 5 + 2X = 0 + 5

Combine like terms: -5 + 5 = 0
0 + 2X = 0 + 5
2X = 0 + 5

Combine like terms: 0 + 5 = 5
2X = 5

Divide each side by '2'.
X = 2.5

Simplifying
X = 2.5

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