(X+9)2=4

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Solution for (X+9)2=4 equation:


Simplifying
(X + 9) * 2 = 4

Reorder the terms:
(9 + X) * 2 = 4

Reorder the terms for easier multiplication:
2(9 + X) = 4
(9 * 2 + X * 2) = 4
(18 + 2X) = 4

Solving
18 + 2X = 4

Solving for variable 'X'.

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

Add '-18' to each side of the equation.
18 + -18 + 2X = 4 + -18

Combine like terms: 18 + -18 = 0
0 + 2X = 4 + -18
2X = 4 + -18

Combine like terms: 4 + -18 = -14
2X = -14

Divide each side by '2'.
X = -7

Simplifying
X = -7

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