-217=7(-4k-7)

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Solution for -217=7(-4k-7) equation: 



-217=7(-4k-7)

We move all terms to the left:

-217-(7(-4k-7))=0



We calculate terms in parentheses: -(7(-4k-7)), so:

7(-4k-7)

We multiply parentheses

-28k-49

Back to the equation:

-(-28k-49)



We get rid of parentheses

28k+49-217=0

We add all the numbers together, and all the variables

28k-168=0

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

28k=168

k=168/28

k=6

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