5k+k=13+7-2

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Solution for 5k+k=13+7-2 equation: 



5k+k=13+7-2

We move all terms to the left:

5k+k-(13+7-2)=0

We add all the numbers together, and all the variables

5k+k-18=0

We add all the numbers together, and all the variables

6k-18=0

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

6k=18

k=18/6

k=3

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