3(k+1)-9=9

Solution for 3(k+1)-9=9 equation:

Simplifying
3(k + 1) + -9 = 9

Reorder the terms:
3(1 + k) + -9 = 9
(1 * 3 + k * 3) + -9 = 9
(3 + 3k) + -9 = 9

Reorder the terms:
3 + -9 + 3k = 9

Combine like terms: 3 + -9 = -6
-6 + 3k = 9

Solving
-6 + 3k = 9

Solving for variable 'k'.

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

Add '6' to each side of the equation.
-6 + 6 + 3k = 9 + 6

Combine like terms: -6 + 6 = 0
0 + 3k = 9 + 6
3k = 9 + 6

Combine like terms: 9 + 6 = 15
3k = 15

Divide each side by '3'.
k = 5

Simplifying
k = 5