3(9+7x)=111

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Solution for 3(9+7x)=111 equation: 



3(9+7x)=111

We move all terms to the left:

3(9+7x)-(111)=0

We add all the numbers together, and all the variables

3(7x+9)-111=0

We multiply parentheses

21x+27-111=0

We add all the numbers together, and all the variables

21x-84=0

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

21x=84

x=84/21

x=4

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