-20=50-30x

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Solution for -20=50-30x equation: 



-20=50-30x

We move all terms to the left:

-20-(50-30x)=0

We add all the numbers together, and all the variables

-(-30x+50)-20=0

We get rid of parentheses

30x-50-20=0

We add all the numbers together, and all the variables

30x-70=0

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

30x=70

x=70/30

x=2+1/3

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