8k+5=2k+21

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Solution for 8k+5=2k+21 equation: 



8k+5=2k+21

We move all terms to the left:

8k+5-(2k+21)=0

We get rid of parentheses

8k-2k-21+5=0

We add all the numbers together, and all the variables

6k-16=0

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

6k=16

k=16/6

k=2+2/3

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