x-30=20,x

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Solution for x-30=20,x equation: 



x-30=20.x

We move all terms to the left:

x-30-(20.x)=0

We add all the numbers together, and all the variables

x-(+20.x)-30=0

We get rid of parentheses

x-20.x-30=0

We add all the numbers together, and all the variables

-19x-30=0

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

-19x=30

x=30/-19

x=-1+11/19

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