8x-20=(x+20)/2

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Solution for 8x-20=(x+20)/2 equation: 



8x-20=(x+20)/2

We move all terms to the left:

8x-20-((x+20)/2)=0

We multiply all the terms by the denominator


8x*2)-((x+20)-20*2)=0

We add all the numbers together, and all the variables

8x*2)-((x+20)=0

Wy multiply elements

16x^2=0

a = 16; b = 0; c = 0;
Δ = b2-4ac
Δ = 02-4·16·0
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$x=\frac{-b}{2a}=\frac{0}{32}=0$

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