8-4(x-1)=20

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Solution for 8-4(x-1)=20 equation: 



8-4(x-1)=20

We move all terms to the left:

8-4(x-1)-(20)=0

We add all the numbers together, and all the variables

-4(x-1)-12=0

We multiply parentheses

-4x+4-12=0

We add all the numbers together, and all the variables

-4x-8=0

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

-4x=8

x=8/-4

x=-2

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