7/5=8.4x

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Solution for 7/5=8.4x equation: 



7/5=8.4x

We move all terms to the left:

7/5-(8.4x)=0

We add all the numbers together, and all the variables

-(+8.4x)+7/5=0

We get rid of parentheses

-8.4x+7/5=0

We multiply all the terms by the denominator


-(8.4x)*5+7=0

We add all the numbers together, and all the variables

-(+8.4x)*5+7=0

We multiply parentheses

-40x+7=0

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

-40x=-7

x=-7/-40

x=7/40

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