100/30=7x

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Solution for 100/30=7x equation: 



100/30=7x

We move all terms to the left:

100/30-(7x)=0

We multiply all the terms by the denominator


-7x*30+100=0

Wy multiply elements

-210x+100=0

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

-210x=-100

x=-100/-210

x=10/21

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