D(x)=-1/2

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



(D)=-1/2

We move all terms to the left:

(D)-(-1/2)=0

We get rid of parentheses

D+1/2=0

We multiply all the terms by the denominator


D*2+1=0

Wy multiply elements

2D+1=0

We move all terms containing D to the left, all other terms to the right

2D=-1

D=-1/2

D=-1/2

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