90/30=66/x

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Solution for 90/30=66/x equation: 



90/30=66/x

We move all terms to the left:

90/30-(66/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

-(+66/x)+90/30=0

We add all the numbers together, and all the variables

-(+66/x)+3=0

We get rid of parentheses

-66/x+3=0

We multiply all the terms by the denominator


3*x-66=0

We add all the numbers together, and all the variables

3x-66=0

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

3x=66

x=66/3

x=22

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