16k+21=7k+30

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Solution for 16k+21=7k+30 equation: 



16k+21=7k+30

We move all terms to the left:

16k+21-(7k+30)=0

We get rid of parentheses

16k-7k-30+21=0

We add all the numbers together, and all the variables

9k-9=0

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

9k=9

k=9/9

k=1

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