-3(7-3k)=84

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Solution for -3(7-3k)=84 equation: 



-3(7-3k)=84

We move all terms to the left:

-3(7-3k)-(84)=0

We add all the numbers together, and all the variables

-3(-3k+7)-84=0

We multiply parentheses

9k-21-84=0

We add all the numbers together, and all the variables

9k-105=0

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

9k=105

k=105/9

k=11+2/3

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