20=0.79x+x

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Solution for 20=0.79x+x equation: 



20=0.79x+x

We move all terms to the left:

20-(0.79x+x)=0

We add all the numbers together, and all the variables

-(+1.79x)+20=0

We get rid of parentheses

-1.79x+20=0

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

-1.79x=-20

x=-20/-1.79

x=11+0.31/1.79

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