15k-3k+4K+k-12k=15

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Solution for 15k-3k+4K+k-12k=15 equation: 


Simplifying
15k + -3k + 4K + k + -12k = 15

Reorder the terms:
4K + 15k + -3k + k + -12k = 15

Combine like terms: 15k + -3k = 12k
4K + 12k + k + -12k = 15

Combine like terms: 12k + k = 13k
4K + 13k + -12k = 15

Combine like terms: 13k + -12k = 1k
4K + 1k = 15

Solving
4K + 1k = 15

Solving for variable 'K'.

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

Add '-1k' to each side of the equation.
4K + 1k + -1k = 15 + -1k

Combine like terms: 1k + -1k = 0
4K + 0 = 15 + -1k
4K = 15 + -1k

Divide each side by '4'.
K = 3.75 + -0.25k

Simplifying
K = 3.75 + -0.25k

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