12(4-k)=-9k

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Solution for 12(4-k)=-9k equation: 



12(4-k)=-9k

We move all terms to the left:

12(4-k)-(-9k)=0

We add all the numbers together, and all the variables

12(-1k+4)-(-9k)=0

We multiply parentheses

-12k-(-9k)+48=0

We get rid of parentheses

-12k+9k+48=0

We add all the numbers together, and all the variables

-3k+48=0

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

-3k=-48

k=-48/-3

k=+16

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