-7=49+8k

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Solution for -7=49+8k equation: 



-7=49+8k

We move all terms to the left:

-7-(49+8k)=0

We add all the numbers together, and all the variables

-(8k+49)-7=0

We get rid of parentheses

-8k-49-7=0

We add all the numbers together, and all the variables

-8k-56=0

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

-8k=56

k=56/-8

k=-7

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