-4(x-2)=-2(x-1/7)

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Solution for -4(x-2)=-2(x-1/7) equation: 



-4(x-2)=-2(x-1/7)

We move all terms to the left:

-4(x-2)-(-2(x-1/7))=0

We add all the numbers together, and all the variables

-4(x-2)-(-2(+x-1/7))=0

We multiply parentheses

-4x-(-2(+x-1/7))+8=0

We multiply all the terms by the denominator


-4x*7))-(-2(+x-1+8*7))=0

We add all the numbers together, and all the variables

-4x*7))-(-2(x+55))=0

We add all the numbers together, and all the variables

-4x*7))-(-2(x=0

Wy multiply elements

-28x^2=0

a = -28; b = 0; c = 0;
Δ = b2-4ac
Δ = 02-4·(-28)·0
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$x=\frac{-b}{2a}=\frac{0}{-56}=0$

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