8n-3+4n=21+6n-2n

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Solution for 8n-3+4n=21+6n-2n equation:


Simplifying
8n + -3 + 4n = 21 + 6n + -2n

Reorder the terms:
-3 + 8n + 4n = 21 + 6n + -2n

Combine like terms: 8n + 4n = 12n
-3 + 12n = 21 + 6n + -2n

Combine like terms: 6n + -2n = 4n
-3 + 12n = 21 + 4n

Solving
-3 + 12n = 21 + 4n

Solving for variable 'n'.

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

Add '-4n' to each side of the equation.
-3 + 12n + -4n = 21 + 4n + -4n

Combine like terms: 12n + -4n = 8n
-3 + 8n = 21 + 4n + -4n

Combine like terms: 4n + -4n = 0
-3 + 8n = 21 + 0
-3 + 8n = 21

Add '3' to each side of the equation.
-3 + 3 + 8n = 21 + 3

Combine like terms: -3 + 3 = 0
0 + 8n = 21 + 3
8n = 21 + 3

Combine like terms: 21 + 3 = 24
8n = 24

Divide each side by '8'.
n = 3

Simplifying
n = 3

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