7k-4k-k+2=12

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Solution for 7k-4k-k+2=12 equation: 



7k-4k-k+2=12

We move all terms to the left:

7k-4k-k+2-(12)=0

We add all the numbers together, and all the variables

2k-10=0

We move all terms containing k to the left, all other terms to the right

2k=10

k=10/2

k=5

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