20.9=1.5+x

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Solution for 20.9=1.5+x equation: 



20.9=1.5+x

We move all terms to the left:

20.9-(1.5+x)=0

We add all the numbers together, and all the variables

-(x+1.5)+20.9=0

We get rid of parentheses

-x-1.5+20.9=0

We add all the numbers together, and all the variables

-1x+19.4=0

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

-x=-19.4

x=-19.4/-1

x=19+0.4/1

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