30=75x/100

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Solution for 30=75x/100 equation: 



30=75x/100

We move all terms to the left:

30-(75x/100)=0

We add all the numbers together, and all the variables

-(+75x/100)+30=0

We get rid of parentheses

-75x/100+30=0

We multiply all the terms by the denominator


-75x+30*100=0

We add all the numbers together, and all the variables

-75x+3000=0

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

-75x=-3000

x=-3000/-75

x=+40

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