12=2+7x-4

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Solution for 12=2+7x-4 equation: 



12=2+7x-4

We move all terms to the left:

12-(2+7x-4)=0

We add all the numbers together, and all the variables

-(7x-2)+12=0

We get rid of parentheses

-7x+2+12=0

We add all the numbers together, and all the variables

-7x+14=0

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

-7x=-14

x=-14/-7

x=+2

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