-20=30-30x

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Solution for -20=30-30x equation: 



-20=30-30x

We move all terms to the left:

-20-(30-30x)=0

We add all the numbers together, and all the variables

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

We get rid of parentheses

30x-30-20=0

We add all the numbers together, and all the variables

30x-50=0

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

30x=50

x=50/30

x=1+2/3

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