7(k+4)=-1+8(k+2)

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Solution for 7(k+4)=-1+8(k+2) equation: 



7(k+4)=-1+8(k+2)

We move all terms to the left:

7(k+4)-(-1+8(k+2))=0

We multiply parentheses

7k-(-1+8(k+2))+28=0



We calculate terms in parentheses: -(-1+8(k+2)), so:

-1+8(k+2)

determiningTheFunctionDomain
8(k+2)-1

We multiply parentheses

8k+16-1

We add all the numbers together, and all the variables

8k+15

Back to the equation:

-(8k+15)



We get rid of parentheses

7k-8k-15+28=0

We add all the numbers together, and all the variables

-1k+13=0

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

-k=-13

k=-13/-1

k=+13

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