83=4k-7(1+7k)

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Solution for 83=4k-7(1+7k) equation: 



83=4k-7(1+7k)

We move all terms to the left:

83-(4k-7(1+7k))=0

We add all the numbers together, and all the variables

-(4k-7(7k+1))+83=0



We calculate terms in parentheses: -(4k-7(7k+1)), so:

4k-7(7k+1)

We multiply parentheses

4k-49k-7

We add all the numbers together, and all the variables

-45k-7

Back to the equation:

-(-45k-7)



We get rid of parentheses

45k+7+83=0

We add all the numbers together, and all the variables

45k+90=0

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

45k=-90

k=-90/45

k=-2

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