-9+0.9x+2-0.2x=-28

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Solution for -9+0.9x+2-0.2x=-28 equation: 



-9+0.9x+2-0.2x=-28

We move all terms to the left:

-9+0.9x+2-0.2x-(-28)=0

We add all the numbers together, and all the variables

0.7x+21=0

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

0.7x=-21

x=-21/0.7

x=-30

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