15n+27=81-3n

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Solution for 15n+27=81-3n equation:


Simplifying
15n + 27 = 81 + -3n

Reorder the terms:
27 + 15n = 81 + -3n

Solving
27 + 15n = 81 + -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.
27 + 15n + 3n = 81 + -3n + 3n

Combine like terms: 15n + 3n = 18n
27 + 18n = 81 + -3n + 3n

Combine like terms: -3n + 3n = 0
27 + 18n = 81 + 0
27 + 18n = 81

Add '-27' to each side of the equation.
27 + -27 + 18n = 81 + -27

Combine like terms: 27 + -27 = 0
0 + 18n = 81 + -27
18n = 81 + -27

Combine like terms: 81 + -27 = 54
18n = 54

Divide each side by '18'.
n = 3

Simplifying
n = 3

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