7x+7=12x+12

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



7x+7=12x+12

We move all terms to the left:

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

We get rid of parentheses

7x-12x-12+7=0

We add all the numbers together, and all the variables

-5x-5=0

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

-5x=5

x=5/-5

x=-1

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