3(7+4x)=141

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Solution for 3(7+4x)=141 equation: 



3(7+4x)=141

We move all terms to the left:

3(7+4x)-(141)=0

We add all the numbers together, and all the variables

3(4x+7)-141=0

We multiply parentheses

12x+21-141=0

We add all the numbers together, and all the variables

12x-120=0

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

12x=120

x=120/12

x=10

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