12x+7=55+4x

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Solution for 12x+7=55+4x equation: 



12x+7=55+4x

We move all terms to the left:

12x+7-(55+4x)=0

We add all the numbers together, and all the variables

12x-(4x+55)+7=0

We get rid of parentheses

12x-4x-55+7=0

We add all the numbers together, and all the variables

8x-48=0

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

8x=48

x=48/8

x=6

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