(k-9)+(2k+8)=

Solution for (k-9)+(2k+8)= equation:

Simplifying
(k + -9) + (2k + 8) = 0

Reorder the terms:
(-9 + k) + (2k + 8) = 0

Remove parenthesis around (-9 + k)
-9 + k + (2k + 8) = 0

Reorder the terms:
-9 + k + (8 + 2k) = 0

Remove parenthesis around (8 + 2k)
-9 + k + 8 + 2k = 0

Reorder the terms:
-9 + 8 + k + 2k = 0

Combine like terms: -9 + 8 = -1
-1 + k + 2k = 0

Combine like terms: k + 2k = 3k
-1 + 3k = 0

Solving
-1 + 3k = 0

Solving for variable 'k'.

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

Add '1' to each side of the equation.
-1 + 1 + 3k = 0 + 1

Combine like terms: -1 + 1 = 0
0 + 3k = 0 + 1
3k = 0 + 1

Combine like terms: 0 + 1 = 1
3k = 1

Divide each side by '3'.
k = 0.3333333333

Simplifying
k = 0.3333333333