-3(7k+8)-12=5+10(k-1)

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Solution for -3(7k+8)-12=5+10(k-1) equation: 



-3(7k+8)-12=5+10(k-1)

We move all terms to the left:

-3(7k+8)-12-(5+10(k-1))=0

We multiply parentheses

-21k-(5+10(k-1))-24-12=0



We calculate terms in parentheses: -(5+10(k-1)), so:

5+10(k-1)

determiningTheFunctionDomain
10(k-1)+5

We multiply parentheses

10k-10+5

We add all the numbers together, and all the variables

10k-5

Back to the equation:

-(10k-5)



We add all the numbers together, and all the variables

-21k-(10k-5)-36=0

We get rid of parentheses

-21k-10k+5-36=0

We add all the numbers together, and all the variables

-31k-31=0

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

-31k=31

k=31/-31

k=-1

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