4.2=x/7

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Solution for 4.2=x/7 equation: 



4.2=x/7

We move all terms to the left:

4.2-(x/7)=0

We add all the numbers together, and all the variables

-(+x/7)+4.2=0

We get rid of parentheses

-x/7+4.2=0

We multiply all the terms by the denominator


-x+(4.2)*7=0

We add all the numbers together, and all the variables

-1x+29.4=0

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

-x=-29.4

x=-29.4/-1

x=29+0.4/1

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