(x-12.9)/x=1.1

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Solution for (x-12.9)/x=1.1 equation:



(x-12.9)/x=1.1
We move all terms to the left:
(x-12.9)/x-(1.1)=0
Domain of the equation: x!=0
x∈R
We add all the numbers together, and all the variables
(x-12.9)/x-1.1=0
We multiply all the terms by the denominator
(x-12.9)-(1.1)*x=0
We multiply parentheses
(x-12.9)-1.1x=0
We get rid of parentheses
x-1.1x-12.9=0
We add all the numbers together, and all the variables
-0.1x-12.9=0
We move all terms containing x to the left, all other terms to the right
-0.1x=12.9
x=12.9/-0.1
x=-129

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