8=2(k+1)

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Solution for 8=2(k+1) equation: 



8=2(k+1)

We move all terms to the left:

8-(2(k+1))=0



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

2(k+1)

We multiply parentheses

2k+2

Back to the equation:

-(2k+2)



We get rid of parentheses

-2k-2+8=0

We add all the numbers together, and all the variables

-2k+6=0

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

-2k=-6

k=-6/-2

k=+3

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