9+6n+n-3=0

Solution for 9+6n+n-3=0 equation:

Simplifying
9 + 6n + n + -3 = 0

Reorder the terms:
9 + -3 + 6n + n = 0

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

Combine like terms: 6n + n = 7n
6 + 7n = 0

Solving
6 + 7n = 0

Solving for variable 'n'.

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

Add '-6' to each side of the equation.
6 + -6 + 7n = 0 + -6

Combine like terms: 6 + -6 = 0
0 + 7n = 0 + -6
7n = 0 + -6

Combine like terms: 0 + -6 = -6
7n = -6

Divide each side by '7'.
n = -0.8571428571

Simplifying
n = -0.8571428571