15-k=8+3(3k-1)

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Solution for 15-k=8+3(3k-1) equation: 



15-k=8+3(3k-1)

We move all terms to the left:

15-k-(8+3(3k-1))=0

We add all the numbers together, and all the variables

-1k-(8+3(3k-1))+15=0



We calculate terms in parentheses: -(8+3(3k-1)), so:

8+3(3k-1)

determiningTheFunctionDomain
3(3k-1)+8

We multiply parentheses

9k-3+8

We add all the numbers together, and all the variables

9k+5

Back to the equation:

-(9k+5)



We get rid of parentheses

-1k-9k-5+15=0

We add all the numbers together, and all the variables

-10k+10=0

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

-10k=-10

k=-10/-10

k=1

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