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)=0

We add all the numbers together, and all the variables

8x-8=0

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

8x=8

x=8/8

x=1

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