100-30x=20

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Solution for 100-30x=20 equation: 



100-30x=20

We move all terms to the left:

100-30x-(20)=0

We add all the numbers together, and all the variables

-30x+80=0

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

-30x=-80

x=-80/-30

x=2+2/3

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