-x/2=3.9

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Solution for -x/2=3.9 equation: 



-x/2=3.9

We move all terms to the left:

-x/2-(3.9)=0

We add all the numbers together, and all the variables

-x/2-3.9=0

We multiply all the terms by the denominator


-x-(3.9)*2=0

We add all the numbers together, and all the variables

-1x-7.8=0

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

-x=7.8

x=7.8/-1

x=-7+0.8/1

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