-7x=8.4=39.9

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Solution for -7x=8.4=39.9 equation: 



-7x=8.4=39.9

We move all terms to the left:

-7x-(8.4)=0

We add all the numbers together, and all the variables

-7x-8.4=0

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

-7x=8.4

x=8.4/-7

x=-1+1/5

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