-85=-1-7(k+7)

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Solution for -85=-1-7(k+7) equation: 



-85=-1-7(k+7)

We move all terms to the left:

-85-(-1-7(k+7))=0



We calculate terms in parentheses: -(-1-7(k+7)), so:

-1-7(k+7)

determiningTheFunctionDomain
-7(k+7)-1

We multiply parentheses

-7k-49-1

We add all the numbers together, and all the variables

-7k-50

Back to the equation:

-(-7k-50)



We get rid of parentheses

7k+50-85=0

We add all the numbers together, and all the variables

7k-35=0

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

7k=35

k=35/7

k=5

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