7=2x+12

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Solution for 7=2x+12 equation: 



7=2x+12

We move all terms to the left:

7-(2x+12)=0

We get rid of parentheses

-2x-12+7=0

We add all the numbers together, and all the variables

-2x-5=0

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

-2x=5

x=5/-2

x=-2+1/2

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