7=23-2k

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Solution for 7=23-2k equation: 



7=23-2k

We move all terms to the left:

7-(23-2k)=0

We add all the numbers together, and all the variables

-(-2k+23)+7=0

We get rid of parentheses

2k-23+7=0

We add all the numbers together, and all the variables

2k-16=0

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

2k=16

k=16/2

k=8

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