(x/3.9)=(6/11)

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Solution for (x/3.9)=(6/11) equation: 



(x/3.9)=(6/11)

We move all terms to the left:

(x/3.9)-((6/11))=0

We add all the numbers together, and all the variables

(+x/3.9)-((+6/11))=0

We get rid of parentheses

x/3.9-((+6/11))=0

We calculate fractions


11x^2/()+()/()=0

We add all the numbers together, and all the variables

11x^2/()+1=0

We multiply all the terms by the denominator


11x^2+1*()=0

We add all the numbers together, and all the variables

11x^2=0

a = 11; b = 0; c = 0;
Δ = b2-4ac
Δ = 02-4·11·0
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$x=\frac{-b}{2a}=\frac{0}{22}=0$

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