7n+6=3n+20

Solution for 7n+6=3n+20 equation:

Simplifying
7n + 6 = 3n + 20

Reorder the terms:
6 + 7n = 3n + 20

Reorder the terms:
6 + 7n = 20 + 3n

Solving
6 + 7n = 20 + 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.
6 + 7n + -3n = 20 + 3n + -3n

Combine like terms: 7n + -3n = 4n
6 + 4n = 20 + 3n + -3n

Combine like terms: 3n + -3n = 0
6 + 4n = 20 + 0
6 + 4n = 20

Add '-6' to each side of the equation.
6 + -6 + 4n = 20 + -6

Combine like terms: 6 + -6 = 0
0 + 4n = 20 + -6
4n = 20 + -6

Combine like terms: 20 + -6 = 14
4n = 14

Divide each side by '4'.
n = 3.5

Simplifying
n = 3.5