12=-8(2x-1)+20

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Solution for 12=-8(2x-1)+20 equation: 



12=-8(2x-1)+20

We move all terms to the left:

12-(-8(2x-1)+20)=0



We calculate terms in parentheses: -(-8(2x-1)+20), so:

-8(2x-1)+20

We multiply parentheses

-16x+8+20

We add all the numbers together, and all the variables

-16x+28

Back to the equation:

-(-16x+28)



We get rid of parentheses

16x-28+12=0

We add all the numbers together, and all the variables

16x-16=0

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

16x=16

x=16/16

x=1

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