9n-(3+n)=n

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

Simplifying
9n + -1(3 + n) = n
9n + (3 * -1 + n * -1) = n
9n + (-3 + -1n) = n

Reorder the terms:
-3 + 9n + -1n = n

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

Solving
-3 + 8n = n

Solving for variable 'n'.

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

Add '-1n' to each side of the equation.
-3 + 8n + -1n = n + -1n

Combine like terms: 8n + -1n = 7n
-3 + 7n = n + -1n

Combine like terms: n + -1n = 0
-3 + 7n = 0

Add '3' to each side of the equation.
-3 + 3 + 7n = 0 + 3

Combine like terms: -3 + 3 = 0
0 + 7n = 0 + 3
7n = 0 + 3

Combine like terms: 0 + 3 = 3
7n = 3

Divide each side by '7'.
n = 0.4285714286

Simplifying
n = 0.4285714286