5n+11=3n+21

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Solution for 5n+11=3n+21 equation: 


Simplifying
5n + 11 = 3n + 21

Reorder the terms:
11 + 5n = 3n + 21

Reorder the terms:
11 + 5n = 21 + 3n

Solving
11 + 5n = 21 + 3n

Solving for variable 'n'.

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

Add '-3n' to each side of the equation.
11 + 5n + -3n = 21 + 3n + -3n

Combine like terms: 5n + -3n = 2n
11 + 2n = 21 + 3n + -3n

Combine like terms: 3n + -3n = 0
11 + 2n = 21 + 0
11 + 2n = 21

Add '-11' to each side of the equation.
11 + -11 + 2n = 21 + -11

Combine like terms: 11 + -11 = 0
0 + 2n = 21 + -11
2n = 21 + -11

Combine like terms: 21 + -11 = 10
2n = 10

Divide each side by '2'.
n = 5

Simplifying
n = 5

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