30-3x=80-2x

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Solution for 30-3x=80-2x equation: 



30-3x=80-2x

We move all terms to the left:

30-3x-(80-2x)=0

We add all the numbers together, and all the variables

-3x-(-2x+80)+30=0

We get rid of parentheses

-3x+2x-80+30=0

We add all the numbers together, and all the variables

-1x-50=0

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

-x=50

x=50/-1

x=-50

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