-4(k+6)=-k-21

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Solution for -4(k+6)=-k-21 equation: 



-4(k+6)=-k-21

We move all terms to the left:

-4(k+6)-(-k-21)=0

We add all the numbers together, and all the variables

-4(k+6)-(-1k-21)=0

We multiply parentheses

-4k-(-1k-21)-24=0

We get rid of parentheses

-4k+1k+21-24=0

We add all the numbers together, and all the variables

-3k-3=0

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

-3k=3

k=3/-3

k=-1

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