12=40/k

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Solution for 12=40/k equation: 



12=40/k

We move all terms to the left:

12-(40/k)=0



Domain of the equation: k)!=0

k!=0/1

k!=0

k∈R



We add all the numbers together, and all the variables

-(+40/k)+12=0

We get rid of parentheses

-40/k+12=0

We multiply all the terms by the denominator


12*k-40=0

We add all the numbers together, and all the variables

12k-40=0

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

12k=40

k=40/12

k=3+1/3

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