3(1=7x)=7x

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Solution for 3(1=7x)=7x equation: 



3(1=7x)=7x

We move all terms to the left:

3(1-(7x))=0

We add all the numbers together, and all the variables

3(-7x+1)=0

We multiply parentheses

-21x+3=0

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

-21x=-3

x=-3/-21

x=1/7

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