2-2x=5+7

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Solution for 2-2x=5+7 equation: 



2-2x=5+7

We move all terms to the left:

2-2x-(5+7)=0

We add all the numbers together, and all the variables

-2x+2-12=0

We add all the numbers together, and all the variables

-2x-10=0

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

-2x=10

x=10/-2

x=-5

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