9n-3=3n+9

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Solution for 9n-3=3n+9 equation:


Simplifying
9n + -3 = 3n + 9

Reorder the terms:
-3 + 9n = 3n + 9

Reorder the terms:
-3 + 9n = 9 + 3n

Solving
-3 + 9n = 9 + 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.
-3 + 9n + -3n = 9 + 3n + -3n

Combine like terms: 9n + -3n = 6n
-3 + 6n = 9 + 3n + -3n

Combine like terms: 3n + -3n = 0
-3 + 6n = 9 + 0
-3 + 6n = 9

Add '3' to each side of the equation.
-3 + 3 + 6n = 9 + 3

Combine like terms: -3 + 3 = 0
0 + 6n = 9 + 3
6n = 9 + 3

Combine like terms: 9 + 3 = 12
6n = 12

Divide each side by '6'.
n = 2

Simplifying
n = 2

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