56n+21-8n+3n=81

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Solution for 56n+21-8n+3n=81 equation:


Simplifying
56n + 21 + -8n + 3n = 81

Reorder the terms:
21 + 56n + -8n + 3n = 81

Combine like terms: 56n + -8n = 48n
21 + 48n + 3n = 81

Combine like terms: 48n + 3n = 51n
21 + 51n = 81

Solving
21 + 51n = 81

Solving for variable 'n'.

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

Add '-21' to each side of the equation.
21 + -21 + 51n = 81 + -21

Combine like terms: 21 + -21 = 0
0 + 51n = 81 + -21
51n = 81 + -21

Combine like terms: 81 + -21 = 60
51n = 60

Divide each side by '51'.
n = 1.176470588

Simplifying
n = 1.176470588

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