6k+9=3k-15

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Solution for 6k+9=3k-15 equation:


Simplifying
6k + 9 = 3k + -15

Reorder the terms:
9 + 6k = 3k + -15

Reorder the terms:
9 + 6k = -15 + 3k

Solving
9 + 6k = -15 + 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.
9 + 6k + -3k = -15 + 3k + -3k

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

Combine like terms: 3k + -3k = 0
9 + 3k = -15 + 0
9 + 3k = -15

Add '-9' to each side of the equation.
9 + -9 + 3k = -15 + -9

Combine like terms: 9 + -9 = 0
0 + 3k = -15 + -9
3k = -15 + -9

Combine like terms: -15 + -9 = -24
3k = -24

Divide each side by '3'.
k = -8

Simplifying
k = -8

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