-49=-(k+4)-3(1+2k)

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Solution for -49=-(k+4)-3(1+2k) equation: 



-49=-(k+4)-3(1+2k)

We move all terms to the left:

-49-(-(k+4)-3(1+2k))=0

We add all the numbers together, and all the variables

-(-(k+4)-3(2k+1))-49=0



We calculate terms in parentheses: -(-(k+4)-3(2k+1)), so:

-(k+4)-3(2k+1)

We multiply parentheses

-(k+4)-6k-3

We get rid of parentheses

-k-6k-4-3

We add all the numbers together, and all the variables

-7k-7

Back to the equation:

-(-7k-7)



We get rid of parentheses

7k+7-49=0

We add all the numbers together, and all the variables

7k-42=0

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

7k=42

k=42/7

k=6

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