3+8n=9n

Solution for 3+8n=9n equation:

Simplifying
3 + 8n = 9n

Solving
3 + 8n = 9n

Solving for variable 'n'.

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

Add '-9n' to each side of the equation.
3 + 8n + -9n = 9n + -9n

Combine like terms: 8n + -9n = -1n
3 + -1n = 9n + -9n

Combine like terms: 9n + -9n = 0
3 + -1n = 0

Add '-3' to each side of the equation.
3 + -3 + -1n = 0 + -3

Combine like terms: 3 + -3 = 0
0 + -1n = 0 + -3
-1n = 0 + -3

Combine like terms: 0 + -3 = -3
-1n = -3

Divide each side by '-1'.
n = 3

Simplifying
n = 3