x+3.9=8.9

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Solution for x+3.9=8.9 equation: 



x+3.9=8.9

We move all terms to the left:

x+3.9-(8.9)=0

We add all the numbers together, and all the variables

x-5=0

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

x=5

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