3=(2k+7)

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Solution for 3=(2k+7) equation: 



3=(2k+7)

We move all terms to the left:

3-((2k+7))=0



We calculate terms in parentheses: -((2k+7)), so:

(2k+7)

We get rid of parentheses

2k+7

Back to the equation:

-(2k+7)



We get rid of parentheses

-2k-7+3=0

We add all the numbers together, and all the variables

-2k-4=0

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

-2k=4

k=4/-2

k=-2

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