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-2.5n+1/2=-8.3
We move all terms to the left:
-2.5n+1/2-(-8.3)=0
We add all the numbers together, and all the variables
-2.5n+8.3+1/2=0
We multiply all the terms by the denominator
-(2.5n)*2+1+(8.3)*2=0
We add all the numbers together, and all the variables
-(+2.5n)*2+1+(8.3)*2=0
We add all the numbers together, and all the variables
-(+2.5n)*2+17.6=0
We multiply parentheses
-4n+17.6=0
We move all terms containing n to the left, all other terms to the right
-4n=-17.6
n=-17.6/-4
n=4+1/2.5
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