-28-7k=-2(7k+7)

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Solution for -28-7k=-2(7k+7) equation: 



-28-7k=-2(7k+7)

We move all terms to the left:

-28-7k-(-2(7k+7))=0



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

-2(7k+7)

We multiply parentheses

-14k-14

Back to the equation:

-(-14k-14)



We get rid of parentheses

-7k+14k+14-28=0

We add all the numbers together, and all the variables

7k-14=0

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

7k=14

k=14/7

k=2

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