6/7k=-21

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Solution for 6/7k=-21 equation: 



6/7k=-21

We move all terms to the left:

6/7k-(-21)=0



Domain of the equation: 7k!=0

k!=0/7

k!=0

k∈R



We add all the numbers together, and all the variables

6/7k+21=0

We multiply all the terms by the denominator


21*7k+6=0

Wy multiply elements

147k+6=0

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

147k=-6

k=-6/147

k=-2/49

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