(100-x)=(8x+3)

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Solution for (100-x)=(8x+3) equation: 



(100-x)=(8x+3)

We move all terms to the left:

(100-x)-((8x+3))=0

We add all the numbers together, and all the variables

(-1x+100)-((8x+3))=0

We get rid of parentheses

-1x-((8x+3))+100=0



We calculate terms in parentheses: -((8x+3)), so:

(8x+3)

We get rid of parentheses

8x+3

Back to the equation:

-(8x+3)



We get rid of parentheses

-1x-8x-3+100=0

We add all the numbers together, and all the variables

-9x+97=0

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

-9x=-97

x=-97/-9

x=10+7/9

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