-3(1-6)=6k+21

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Solution for -3(1-6)=6k+21 equation: 



-3(1-6)=6k+21

We move all terms to the left:

-3(1-6)-(6k+21)=0

We add all the numbers together, and all the variables

-(6k+21)-3(-5)=0

We add all the numbers together, and all the variables

-(6k+21)+15=0

We get rid of parentheses

-6k-21+15=0

We add all the numbers together, and all the variables

-6k-6=0

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

-6k=6

k=6/-6

k=-1

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