30x-10x=220

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Solution for 30x-10x=220 equation: 



30x-10x=220

We move all terms to the left:

30x-10x-(220)=0

We add all the numbers together, and all the variables

20x-220=0

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

20x=220

x=220/20

x=11

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