1/2x-9=8.5

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Solution for 1/2x-9=8.5 equation: 



1/2x-9=8.5

We move all terms to the left:

1/2x-9-(8.5)=0



Domain of the equation: 2x!=0

x!=0/2

x!=0

x∈R



We add all the numbers together, and all the variables

1/2x-17.5=0

We multiply all the terms by the denominator


-(17.5)*2x+1=0

We multiply parentheses

-35x+1=0

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

-35x=-1

x=-1/-35

x=1/35

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