12+2x+4=7x-4

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



12+2x+4=7x-4

We move all terms to the left:

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

We add all the numbers together, and all the variables

2x-(7x-4)+16=0

We get rid of parentheses

2x-7x+4+16=0

We add all the numbers together, and all the variables

-5x+20=0

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

-5x=-20

x=-20/-5

x=+4

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