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

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Solution for 12+x-7=2(x-7) equation: 



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

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



We calculate terms in parentheses: -(2(x-7)), so:

2(x-7)

We multiply parentheses

2x-14

Back to the equation:

-(2x-14)



We get rid of parentheses

x-2x+14+5=0

We add all the numbers together, and all the variables

-1x+19=0

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

-x=-19

x=-19/-1

x=+19

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