9/7x=-1

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Solution for 9/7x=-1 equation: 



9/7x=-1

We move all terms to the left:

9/7x-(-1)=0



Domain of the equation: 7x!=0

x!=0/7

x!=0

x∈R



We add all the numbers together, and all the variables

9/7x+1=0

We multiply all the terms by the denominator


1*7x+9=0

Wy multiply elements

7x+9=0

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

7x=-9

x=-9/7

x=-1+2/7

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