3n-4=56

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Solution for 3n-4=56 equation: 


Simplifying
3n + -4 = 56

Reorder the terms:
-4 + 3n = 56

Solving
-4 + 3n = 56

Solving for variable 'n'.

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

Add '4' to each side of the equation.
-4 + 4 + 3n = 56 + 4

Combine like terms: -4 + 4 = 0
0 + 3n = 56 + 4
3n = 56 + 4

Combine like terms: 56 + 4 = 60
3n = 60

Divide each side by '3'.
n = 20

Simplifying
n = 20

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