12x-4=5x+15=7x+1

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Solution for 12x-4=5x+15=7x+1 equation: 



12x-4=5x+15=7x+1

We move all terms to the left:

12x-4-(5x+15)=0

We get rid of parentheses

12x-5x-15-4=0

We add all the numbers together, and all the variables

7x-19=0

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

7x=19

x=19/7

x=2+5/7

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