(n+2)*3=15

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Solution for (n+2)*3=15 equation:


Simplifying
(n + 2) * 3 = 15

Reorder the terms:
(2 + n) * 3 = 15

Reorder the terms for easier multiplication:
3(2 + n) = 15
(2 * 3 + n * 3) = 15
(6 + 3n) = 15

Solving
6 + 3n = 15

Solving for variable 'n'.

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

Add '-6' to each side of the equation.
6 + -6 + 3n = 15 + -6

Combine like terms: 6 + -6 = 0
0 + 3n = 15 + -6
3n = 15 + -6

Combine like terms: 15 + -6 = 9
3n = 9

Divide each side by '3'.
n = 3

Simplifying
n = 3

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