-520+8=8+8(-9-8k)

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Solution for -520+8=8+8(-9-8k) equation: 



-520+8=8+8(-9-8k)

We move all terms to the left:

-520+8-(8+8(-9-8k))=0

We add all the numbers together, and all the variables

-(8+8(-8k-9))-520+8=0

We add all the numbers together, and all the variables

-(8+8(-8k-9))-512=0



We calculate terms in parentheses: -(8+8(-8k-9)), so:

8+8(-8k-9)

determiningTheFunctionDomain
8(-8k-9)+8

We multiply parentheses

-64k-72+8

We add all the numbers together, and all the variables

-64k-64

Back to the equation:

-(-64k-64)



We get rid of parentheses

64k+64-512=0

We add all the numbers together, and all the variables

64k-448=0

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

64k=448

k=448/64

k=7

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