N+(n+7)=145

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Solution for N+(n+7)=145 equation:


Simplifying
N + (n + 7) = 145

Reorder the terms:
N + (7 + n) = 145

Remove parenthesis around (7 + n)
N + 7 + n = 145

Reorder the terms:
7 + N + n = 145

Solving
7 + N + n = 145

Solving for variable 'N'.

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

Add '-7' to each side of the equation.
7 + N + -7 + n = 145 + -7

Reorder the terms:
7 + -7 + N + n = 145 + -7

Combine like terms: 7 + -7 = 0
0 + N + n = 145 + -7
N + n = 145 + -7

Combine like terms: 145 + -7 = 138
N + n = 138

Add '-1n' to each side of the equation.
N + n + -1n = 138 + -1n

Combine like terms: n + -1n = 0
N + 0 = 138 + -1n
N = 138 + -1n

Simplifying
N = 138 + -1n

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