15=3(k+6)

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Solution for 15=3(k+6) equation: 


Simplifying
15 = 3(k + 6)

Reorder the terms:
15 = 3(6 + k)
15 = (6 * 3 + k * 3)
15 = (18 + 3k)

Solving
15 = 18 + 3k

Solving for variable 'k'.

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

Add '-3k' to each side of the equation.
15 + -3k = 18 + 3k + -3k

Combine like terms: 3k + -3k = 0
15 + -3k = 18 + 0
15 + -3k = 18

Add '-15' to each side of the equation.
15 + -15 + -3k = 18 + -15

Combine like terms: 15 + -15 = 0
0 + -3k = 18 + -15
-3k = 18 + -15

Combine like terms: 18 + -15 = 3
-3k = 3

Divide each side by '-3'.
k = -1

Simplifying
k = -1

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