-7(-3k-6)=189

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Solution for -7(-3k-6)=189 equation: 



-7(-3k-6)=189

We move all terms to the left:

-7(-3k-6)-(189)=0

We multiply parentheses

21k+42-189=0

We add all the numbers together, and all the variables

21k-147=0

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

21k=147

k=147/21

k=7

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