9=-1/7c

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Solution for 9=-1/7c equation: 



9=-1/7c

We move all terms to the left:

9-(-1/7c)=0



Domain of the equation: 7c)!=0

c!=0/1

c!=0

c∈R



We get rid of parentheses

1/7c+9=0

We multiply all the terms by the denominator


9*7c+1=0

Wy multiply elements

63c+1=0

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

63c=-1

c=-1/63

c=-1/63

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