(n-9)2=3

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Solution for (n-9)2=3 equation:


Simplifying
(n + -9) * 2 = 3

Reorder the terms:
(-9 + n) * 2 = 3

Reorder the terms for easier multiplication:
2(-9 + n) = 3
(-9 * 2 + n * 2) = 3
(-18 + 2n) = 3

Solving
-18 + 2n = 3

Solving for variable 'n'.

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

Add '18' to each side of the equation.
-18 + 18 + 2n = 3 + 18

Combine like terms: -18 + 18 = 0
0 + 2n = 3 + 18
2n = 3 + 18

Combine like terms: 3 + 18 = 21
2n = 21

Divide each side by '2'.
n = 10.5

Simplifying
n = 10.5

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