7(-2k+4)-6-7k=20

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Solution for 7(-2k+4)-6-7k=20 equation: 



7(-2k+4)-6-7k=20

We move all terms to the left:

7(-2k+4)-6-7k-(20)=0

We add all the numbers together, and all the variables

-7k+7(-2k+4)-26=0

We multiply parentheses

-7k-14k+28-26=0

We add all the numbers together, and all the variables

-21k+2=0

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

-21k=-2

k=-2/-21

k=2/21

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