x/2-20=-1

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Solution for x/2-20=-1 equation:


x/2-20=-1

We simplify the equation to the form, which is simple to understand 
x/2-20=-1

We move all terms containing x to the left and all other terms to the right. 
 + 0.5x=-1+20

We simplify left and right side of the equation. 
 + 0.5x=+19

We divide both sides of the equation by 0.5 to get x. 
x=38

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