9+4+0=0+n

Solution for 9+4+0=0+n equation:

Simplifying
9 + 4 + 0 = 0 + n

Combine like terms: 9 + 4 = 13
13 + 0 = 0 + n

Combine like terms: 13 + 0 = 13
13 = 0 + n
Remove the zero:
13 = n

Solving
13 = 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.
13 + -1n = n + -1n

Combine like terms: n + -1n = 0
13 + -1n = 0

Add '-13' to each side of the equation.
13 + -13 + -1n = 0 + -13

Combine like terms: 13 + -13 = 0
0 + -1n = 0 + -13
-1n = 0 + -13

Combine like terms: 0 + -13 = -13
-1n = -13

Divide each side by '-1'.
n = 13

Simplifying
n = 13