30=3x+2(x-5)

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Solution for 30=3x+2(x-5) equation: 



30=3x+2(x-5)

We move all terms to the left:

30-(3x+2(x-5))=0



We calculate terms in parentheses: -(3x+2(x-5)), so:

3x+2(x-5)

We multiply parentheses

3x+2x-10

We add all the numbers together, and all the variables

5x-10

Back to the equation:

-(5x-10)



We get rid of parentheses

-5x+10+30=0

We add all the numbers together, and all the variables

-5x+40=0

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

-5x=-40

x=-40/-5

x=+8

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