8n-21=6n+6

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Solution for 8n-21=6n+6 equation:


Simplifying
8n + -21 = 6n + 6

Reorder the terms:
-21 + 8n = 6n + 6

Reorder the terms:
-21 + 8n = 6 + 6n

Solving
-21 + 8n = 6 + 6n

Solving for variable 'n'.

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

Add '-6n' to each side of the equation.
-21 + 8n + -6n = 6 + 6n + -6n

Combine like terms: 8n + -6n = 2n
-21 + 2n = 6 + 6n + -6n

Combine like terms: 6n + -6n = 0
-21 + 2n = 6 + 0
-21 + 2n = 6

Add '21' to each side of the equation.
-21 + 21 + 2n = 6 + 21

Combine like terms: -21 + 21 = 0
0 + 2n = 6 + 21
2n = 6 + 21

Combine like terms: 6 + 21 = 27
2n = 27

Divide each side by '2'.
n = 13.5

Simplifying
n = 13.5

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