0.3x+0.9=-12

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Solution for 0.3x+0.9=-12 equation: 



0.3x+0.9=-12

We move all terms to the left:

0.3x+0.9-(-12)=0

We add all the numbers together, and all the variables

0.3x+12.9=0

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

0.3x=-12.9

x=-12.9/0.3

x=-43

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