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4c=13.20
We move all terms to the left:
4c-(13.20)=0
We add all the numbers together, and all the variables
4c-(13.2)=0
We add all the numbers together, and all the variables
4c-13.2=0
We move all terms containing c to the left, all other terms to the right
4c=13.2
c=13.2/4
c=3+1/3.33333333333
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