5n+6+3n=-12

Solution for 5n+6+3n=-12 equation:

Simplifying
5n + 6 + 3n = -12

Reorder the terms:
6 + 5n + 3n = -12

Combine like terms: 5n + 3n = 8n
6 + 8n = -12

Solving
6 + 8n = -12

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 + 8n = -12 + -6

Combine like terms: 6 + -6 = 0
0 + 8n = -12 + -6
8n = -12 + -6

Combine like terms: -12 + -6 = -18
8n = -18

Divide each side by '8'.
n = -2.25

Simplifying
n = -2.25