4.2=29.8-2x

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Solution for 4.2=29.8-2x equation: 



4.2=29.8-2x

We move all terms to the left:

4.2-(29.8-2x)=0

We add all the numbers together, and all the variables

-(-2x+29.8)+4.2=0

We get rid of parentheses

2x-29.8+4.2=0

We add all the numbers together, and all the variables

2x-25.6=0

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

2x=25.6

x=25.6/2

x=12+1/1.25

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