7(1+4k)=-217

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Solution for 7(1+4k)=-217 equation: 



7(1+4k)=-217

We move all terms to the left:

7(1+4k)-(-217)=0

We add all the numbers together, and all the variables

7(4k+1)-(-217)=0

We add all the numbers together, and all the variables

7(4k+1)+217=0

We multiply parentheses

28k+7+217=0

We add all the numbers together, and all the variables

28k+224=0

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

28k=-224

k=-224/28

k=-8

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