12+X=(42+x)/2

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Solution for 12+X=(42+x)/2 equation: 



12+X=(42+X)/2

We move all terms to the left:

12+X-((42+X)/2)=0

We add all the numbers together, and all the variables

X-((X+42)/2)+12=0

We multiply all the terms by the denominator


X*2)-((X+42)+12*2)=0

We add all the numbers together, and all the variables

X*2)-((X+42)=0

Wy multiply elements

2X^2=0

a = 2; b = 0; c = 0;
Δ = b2-4ac
Δ = 02-4·2·0
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$X=\frac{-b}{2a}=\frac{0}{4}=0$

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