8(12+1k)=3(k+21)

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Solution for 8(12+1k)=3(k+21) equation: 



8(12+1k)=3(k+21)

We move all terms to the left:

8(12+1k)-(3(k+21))=0

We add all the numbers together, and all the variables

8(k+12)-(3(k+21))=0

We multiply parentheses

8k-(3(k+21))+96=0



We calculate terms in parentheses: -(3(k+21)), so:

3(k+21)

We multiply parentheses

3k+63

Back to the equation:

-(3k+63)



We get rid of parentheses

8k-3k-63+96=0

We add all the numbers together, and all the variables

5k+33=0

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

5k=-33

k=-33/5

k=-6+3/5

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