3(10x+50)=390

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Solution for 3(10x+50)=390 equation: 



3(10x+50)=390

We move all terms to the left:

3(10x+50)-(390)=0

We multiply parentheses

30x+150-390=0

We add all the numbers together, and all the variables

30x-240=0

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

30x=240

x=240/30

x=8

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