N+9=4n-9

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Solution for N+9=4n-9 equation: 


Simplifying
N + 9 = 4n + -9

Reorder the terms:
9 + N = 4n + -9

Reorder the terms:
9 + N = -9 + 4n

Solving
9 + N = -9 + 4n

Solving for variable 'N'.

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

Add '-9' to each side of the equation.
9 + -9 + N = -9 + -9 + 4n

Combine like terms: 9 + -9 = 0
0 + N = -9 + -9 + 4n
N = -9 + -9 + 4n

Combine like terms: -9 + -9 = -18
N = -18 + 4n

Simplifying
N = -18 + 4n

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