90=128/x

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Solution for 90=128/x equation: 



90=128/x

We move all terms to the left:

90-(128/x)=0



Domain of the equation: x)!=0

x!=0/1

x!=0

x∈R



We add all the numbers together, and all the variables

-(+128/x)+90=0

We get rid of parentheses

-128/x+90=0

We multiply all the terms by the denominator


90*x-128=0

We add all the numbers together, and all the variables

90x-128=0

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

90x=128

x=128/90

x=1+19/45

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