7x+12=4x+54

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Solution for 7x+12=4x+54 equation: 



7x+12=4x+54

We move all terms to the left:

7x+12-(4x+54)=0

We get rid of parentheses

7x-4x-54+12=0

We add all the numbers together, and all the variables

3x-42=0

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

3x=42

x=42/3

x=14

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