(9+2x)2=-15

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Solution for (9+2x)2=-15 equation: 


Simplifying
(9 + 2x) * 2 = -15

Reorder the terms for easier multiplication:
2(9 + 2x) = -15
(9 * 2 + 2x * 2) = -15
(18 + 4x) = -15

Solving
18 + 4x = -15

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 + 4x = -15 + -18

Combine like terms: 18 + -18 = 0
0 + 4x = -15 + -18
4x = -15 + -18

Combine like terms: -15 + -18 = -33
4x = -33

Divide each side by '4'.
x = -8.25

Simplifying
x = -8.25

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