8n+5n=39

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Solution for 8n+5n=39 equation: 


Simplifying
8n + 5n = 39

Combine like terms: 8n + 5n = 13n
13n = 39

Solving
13n = 39

Solving for variable 'n'.

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

Divide each side by '13'.
n = 3

Simplifying
n = 3

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