8=0.3x-0.8x-2

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Solution for 8=0.3x-0.8x-2 equation: 



8=0.3x-0.8x-2

We move all terms to the left:

8-(0.3x-0.8x-2)=0

We add all the numbers together, and all the variables

-(-0.5x-2)+8=0

We get rid of parentheses

0.5x+2+8=0

We add all the numbers together, and all the variables

0.5x+10=0

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

0.5x=-10

x=-10/0.5

x=-20

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