1+8x+9=-20-2x

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Solution for 1+8x+9=-20-2x equation: 



1+8x+9=-20-2x

We move all terms to the left:

1+8x+9-(-20-2x)=0

We add all the numbers together, and all the variables

8x-(-2x-20)+1+9=0

We add all the numbers together, and all the variables

8x-(-2x-20)+10=0

We get rid of parentheses

8x+2x+20+10=0

We add all the numbers together, and all the variables

10x+30=0

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

10x=-30

x=-30/10

x=-3

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