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646.449/68.3=x
We move all terms to the left:
646.449/68.3-(x)=0
We add all the numbers together, and all the variables
-1x+646.449/68.3=0
We multiply all the terms by the denominator
-1x*68.3+646.449=0
Wy multiply elements
-68.3x+646.449=0
We move all terms containing x to the left, all other terms to the right
-68.3x=-646.449
x=-646.449/-68.3
x=9+18.152658662092/39.050886220697
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