7=3(2x+x)-11

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Solution for 7=3(2x+x)-11 equation: 



7=3(2x+x)-11

We move all terms to the left:

7-(3(2x+x)-11)=0

We add all the numbers together, and all the variables

-(3(+3x)-11)+7=0



We calculate terms in parentheses: -(3(+3x)-11), so:

3(+3x)-11

We multiply parentheses

9x-11

Back to the equation:

-(9x-11)



We get rid of parentheses

-9x+11+7=0

We add all the numbers together, and all the variables

-9x+18=0

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

-9x=-18

x=-18/-9

x=+2

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