3n+11=21

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Solution for 3n+11=21 equation: 


Simplifying
3n + 11 = 21

Reorder the terms:
11 + 3n = 21

Solving
11 + 3n = 21

Solving for variable 'n'.

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

Add '-11' to each side of the equation.
11 + -11 + 3n = 21 + -11

Combine like terms: 11 + -11 = 0
0 + 3n = 21 + -11
3n = 21 + -11

Combine like terms: 21 + -11 = 10
3n = 10

Divide each side by '3'.
n = 3.333333333

Simplifying
n = 3.333333333

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