x-30+2x=486

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Solution for x-30+2x=486 equation: 



x-30+2x=486

We move all terms to the left:

x-30+2x-(486)=0

We add all the numbers together, and all the variables

3x-516=0

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

3x=516

x=516/3

x=172

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