54=x+7x

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Solution for 54=x+7x equation: 



54=x+7x

We move all terms to the left:

54-(x+7x)=0

We add all the numbers together, and all the variables

-(+8x)+54=0

We get rid of parentheses

-8x+54=0

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

-8x=-54

x=-54/-8

x=6+3/4

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