12=2(3x-7)2+4

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Solution for 12=2(3x-7)2+4 equation: 



12=2(3x-7)2+4

We move all terms to the left:

12-(2(3x-7)2+4)=0



We calculate terms in parentheses: -(2(3x-7)2+4), so:

2(3x-7)2+4

We multiply parentheses

12x-28+4

We add all the numbers together, and all the variables

12x-24

Back to the equation:

-(12x-24)



We get rid of parentheses

-12x+24+12=0

We add all the numbers together, and all the variables

-12x+36=0

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

-12x=-36

x=-36/-12

x=+3

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