2k-5=21

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Solution for 2k-5=21 equation: 



2k-5=21

We move all terms to the left:

2k-5-(21)=0

We add all the numbers together, and all the variables

2k-26=0

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

2k=26

k=26/2

k=13

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