30-10x=100

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Solution for 30-10x=100 equation: 



30-10x=100

We move all terms to the left:

30-10x-(100)=0

We add all the numbers together, and all the variables

-10x-70=0

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

-10x=70

x=70/-10

x=-7

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