-7(-6-6/7x)=12(x-3.1/2

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Solution for -7(-6-6/7x)=12(x-3.1/2 equation: 



-7(-6-6/7x)=12(x-3.1/2

We move all terms to the left:

-7(-6-6/7x)-(12(x-3.1/2)=0



Domain of the equation: 7x)!=0

x!=0/1

x!=0

x∈R



We add all the numbers together, and all the variables

-7(-6/7x-6)-(12(+x-3.1/2)=0

We multiply parentheses

42x-(12(+x-3.1/2)+42=0

We multiply all the terms by the denominator


42x*2)+42-(12(+x-3.1=0

Wy multiply elements

84x^2=0

a = 84; b = 0; c = 0;
Δ = b2-4ac
Δ = 02-4·84·0
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$x=\frac{-b}{2a}=\frac{0}{168}=0$

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