2(1+x)=-20

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



2(1+x)=-20

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We add all the numbers together, and all the variables

2(x+1)+20=0

We multiply parentheses

2x+2+20=0

We add all the numbers together, and all the variables

2x+22=0

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

2x=-22

x=-22/2

x=-11

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