(x+4)2=-9

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Solution for (x+4)2=-9 equation:


Simplifying
(x + 4) * 2 = -9

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

Reorder the terms for easier multiplication:
2(4 + x) = -9
(4 * 2 + x * 2) = -9
(8 + 2x) = -9

Solving
8 + 2x = -9

Solving for variable 'x'.

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

Add '-8' to each side of the equation.
8 + -8 + 2x = -9 + -8

Combine like terms: 8 + -8 = 0
0 + 2x = -9 + -8
2x = -9 + -8

Combine like terms: -9 + -8 = -17
2x = -17

Divide each side by '2'.
x = -8.5

Simplifying
x = -8.5

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