4.2=x-3

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Solution for 4.2=x-3 equation: 



4.2=x-3

We move all terms to the left:

4.2-(x-3)=0

We get rid of parentheses

-x+3+4.2=0

We add all the numbers together, and all the variables

-1x+7.2=0

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

-x=-7.2

x=-7.2/-1

x=7+0.2/1

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