20.22=12.42+3xx=

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Solution for 20.22=12.42+3xx= equation: 



20.22=12.42+3xx=

We move all terms to the left:

20.22-(12.42+3xx)=0

We add all the numbers together, and all the variables

-(3xx+12.42)+20.22=0

We get rid of parentheses

-3xx-12.42+20.22=0

We add all the numbers together, and all the variables

-3xx+7.8=0

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

-3xx=-7.8

x=-7.8/1

x=-7.8

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