3(3+n)=19+n

Solution for 3(3+n)=19+n equation:

Simplifying
3(3 + n) = 19 + n
(3 * 3 + n * 3) = 19 + n
(9 + 3n) = 19 + n

Solving
9 + 3n = 19 + 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.
9 + 3n + -1n = 19 + n + -1n

Combine like terms: 3n + -1n = 2n
9 + 2n = 19 + n + -1n

Combine like terms: n + -1n = 0
9 + 2n = 19 + 0
9 + 2n = 19

Add '-9' to each side of the equation.
9 + -9 + 2n = 19 + -9

Combine like terms: 9 + -9 = 0
0 + 2n = 19 + -9
2n = 19 + -9

Combine like terms: 19 + -9 = 10
2n = 10

Divide each side by '2'.
n = 5

Simplifying
n = 5