206=(7+x)2

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Solution for 206=(7+x)2 equation:


Simplifying
206 = (7 + x) * 2

Reorder the terms for easier multiplication:
206 = 2(7 + x)
206 = (7 * 2 + x * 2)
206 = (14 + 2x)

Solving
206 = 14 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
206 + -2x = 14 + 2x + -2x

Combine like terms: 2x + -2x = 0
206 + -2x = 14 + 0
206 + -2x = 14

Add '-206' to each side of the equation.
206 + -206 + -2x = 14 + -206

Combine like terms: 206 + -206 = 0
0 + -2x = 14 + -206
-2x = 14 + -206

Combine like terms: 14 + -206 = -192
-2x = -192

Divide each side by '-2'.
x = 96

Simplifying
x = 96

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