3n=6+15

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Solution for 3n=6+15 equation: 


Simplifying
3n = 6 + 15

Combine like terms: 6 + 15 = 21
3n = 21

Solving
3n = 21

Solving for variable 'n'.

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

Divide each side by '3'.
n = 7

Simplifying
n = 7

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