C=21+0.10nC=0.85n

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Solution for C=21+0.10nC=0.85n equation:



=21+0.10C=0.85C
We move all terms to the left:
-(21+0.10C)=0
We add all the numbers together, and all the variables
-(0.10C+21)=0
We get rid of parentheses
-0.10C-21=0
We add all the numbers together, and all the variables
-0.1C-21=0
We move all terms containing C to the left, all other terms to the right
-0.1C=21
C=21/-0.1
C=-210

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