20k-7k-12k-k+k=15

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Solution for 20k-7k-12k-k+k=15 equation: 


Simplifying
20k + -7k + -12k + -1k + k = 15

Combine like terms: 20k + -7k = 13k
13k + -12k + -1k + k = 15

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

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

Solving
k = 15

Solving for variable 'k'.

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

Simplifying
k = 15

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