n+81=-3n

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Solution for n+81=-3n equation:


Simplifying
n + 81 = -3n

Reorder the terms:
81 + n = -3n

Solving
81 + n = -3n

Solving for variable 'n'.

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

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

Combine like terms: n + 3n = 4n
81 + 4n = -3n + 3n

Combine like terms: -3n + 3n = 0
81 + 4n = 0

Add '-81' to each side of the equation.
81 + -81 + 4n = 0 + -81

Combine like terms: 81 + -81 = 0
0 + 4n = 0 + -81
4n = 0 + -81

Combine like terms: 0 + -81 = -81
4n = -81

Divide each side by '4'.
n = -20.25

Simplifying
n = -20.25

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