3+n+p=15

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Solution for 3+n+p=15 equation:


Simplifying
3 + n + p = 15

Solving
3 + n + p = 15

Solving for variable 'n'.

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

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

Reorder the terms:
3 + -3 + n + p = 15 + -3

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

Combine like terms: 15 + -3 = 12
n + p = 12

Add '-1p' to each side of the equation.
n + p + -1p = 12 + -1p

Combine like terms: p + -1p = 0
n + 0 = 12 + -1p
n = 12 + -1p

Simplifying
n = 12 + -1p

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