321-(7x+3)=x

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Solution for 321-(7x+3)=x equation: 



321-(7x+3)=x

We move all terms to the left:

321-(7x+3)-(x)=0

We add all the numbers together, and all the variables

-1x-(7x+3)+321=0

We get rid of parentheses

-1x-7x-3+321=0

We add all the numbers together, and all the variables

-8x+318=0

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

-8x=-318

x=-318/-8

x=39+3/4

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