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80=(9/5)c
We move all terms to the left:
80-((9/5)c)=0
Domain of the equation: 5)c)!=0We add all the numbers together, and all the variables
c!=0/1
c!=0
c∈R
-((+9/5)c)+80=0
We multiply all the terms by the denominator
-((+9+80*5)c)=0
We calculate terms in parentheses: -((+9+80*5)c), so:c=0/-409
(+9+80*5)c
We add all the numbers together, and all the variables
409c
Back to the equation:
-(409c)
c=0
Równanie nie ma rozwiązania
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