6.9x-15.8=39.4

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Solution for 6.9x-15.8=39.4 equation: 



6.9x-15.8=39.4

We move all terms to the left:

6.9x-15.8-(39.4)=0

We add all the numbers together, and all the variables

6.9x-55.2=0

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

6.9x=55.2

x=55.2/6.9

x=8

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