129=6k+39

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Solution for 129=6k+39 equation:


Simplifying
129 = 6k + 39

Reorder the terms:
129 = 39 + 6k

Solving
129 = 39 + 6k

Solving for variable 'k'.

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

Add '-6k' to each side of the equation.
129 + -6k = 39 + 6k + -6k

Combine like terms: 6k + -6k = 0
129 + -6k = 39 + 0
129 + -6k = 39

Add '-129' to each side of the equation.
129 + -129 + -6k = 39 + -129

Combine like terms: 129 + -129 = 0
0 + -6k = 39 + -129
-6k = 39 + -129

Combine like terms: 39 + -129 = -90
-6k = -90

Divide each side by '-6'.
k = 15

Simplifying
k = 15

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