7N=N-18

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Solution for 7N=N-18 equation: 


Simplifying
7N = N + -18

Reorder the terms:
7N = -18 + N

Solving
7N = -18 + N

Solving for variable 'N'.

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

Add '-1N' to each side of the equation.
7N + -1N = -18 + N + -1N

Combine like terms: 7N + -1N = 6N
6N = -18 + N + -1N

Combine like terms: N + -1N = 0
6N = -18 + 0
6N = -18

Divide each side by '6'.
N = -3

Simplifying
N = -3

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