n+15=2n

Solution for n+15=2n equation:

Simplifying
n + 15 = 2n

Reorder the terms:
15 + n = 2n

Solving
15 + n = 2n

Solving for variable 'n'.

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

Add '-2n' to each side of the equation.
15 + n + -2n = 2n + -2n

Combine like terms: n + -2n = -1n
15 + -1n = 2n + -2n

Combine like terms: 2n + -2n = 0
15 + -1n = 0

Add '-15' to each side of the equation.
15 + -15 + -1n = 0 + -15

Combine like terms: 15 + -15 = 0
0 + -1n = 0 + -15
-1n = 0 + -15

Combine like terms: 0 + -15 = -15
-1n = -15

Divide each side by '-1'.
n = 15

Simplifying
n = 15