12=7+k/4

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Solution for 12=7+k/4 equation: 



12=7+k/4

We move all terms to the left:

12-(7+k/4)=0

We add all the numbers together, and all the variables

-(k/4+7)+12=0

We get rid of parentheses

-k/4-7+12=0

We multiply all the terms by the denominator


-k-7*4+12*4=0

We add all the numbers together, and all the variables

-1k+20=0

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

-k=-20

k=-20/-1

k=+20

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