-20=1/2x

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Solution for -20=1/2x equation: 



-20=1/2x

We move all terms to the left:

-20-(1/2x)=0



Domain of the equation: 2x)!=0

x!=0/1

x!=0

x∈R



We add all the numbers together, and all the variables

-(+1/2x)-20=0

We get rid of parentheses

-1/2x-20=0

We multiply all the terms by the denominator


-20*2x-1=0

Wy multiply elements

-40x-1=0

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

-40x=1

x=1/-40

x=-1/40

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