N-(n-7)=4

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Solution for N-(n-7)=4 equation:


Simplifying
N + -1(n + -7) = 4

Reorder the terms:
N + -1(-7 + n) = 4
N + (-7 * -1 + n * -1) = 4
N + (7 + -1n) = 4

Reorder the terms:
7 + N + -1n = 4

Solving
7 + N + -1n = 4

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 + -1n = 4 + -7

Reorder the terms:
7 + -7 + N + -1n = 4 + -7

Combine like terms: 7 + -7 = 0
0 + N + -1n = 4 + -7
N + -1n = 4 + -7

Combine like terms: 4 + -7 = -3
N + -1n = -3

Add 'n' to each side of the equation.
N + -1n + n = -3 + n

Combine like terms: -1n + n = 0
N + 0 = -3 + n
N = -3 + n

Simplifying
N = -3 + n

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