0.2x+3.9=0.8x-0.3

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Solution for 0.2x+3.9=0.8x-0.3 equation: 



0.2x+3.9=0.8x-0.3

We move all terms to the left:

0.2x+3.9-(0.8x-0.3)=0

We get rid of parentheses

0.2x-0.8x+0.3+3.9=0

We add all the numbers together, and all the variables

-0.6x+4.2=0

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

-0.6x=-4.2

x=-4.2/-0.6

x=+7

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