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5.2=-1.9+e
We move all terms to the left:
5.2-(-1.9+e)=0
We add all the numbers together, and all the variables
-(e-1.9)+5.2=0
We get rid of parentheses
-e+1.9+5.2=0
We add all the numbers together, and all the variables
-1e+7.1=0
We move all terms containing e to the left, all other terms to the right
-e=-7.1
e=-7.1/-1
e=7+0.1/1
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