3(9+4x)=123

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Solution for 3(9+4x)=123 equation: 



3(9+4x)=123

We move all terms to the left:

3(9+4x)-(123)=0

We add all the numbers together, and all the variables

3(4x+9)-123=0

We multiply parentheses

12x+27-123=0

We add all the numbers together, and all the variables

12x-96=0

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

12x=96

x=96/12

x=8

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