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3.50c-0.75=2.40
We move all terms to the left:
3.50c-0.75-(2.40)=0
We add all the numbers together, and all the variables
3.50c-0.75-(2.4)=0
We add all the numbers together, and all the variables
3.50c-3.15=0
We move all terms containing c to the left, all other terms to the right
3.50c=3.15
c=3.15/3.50
c=1/1.1111111111111
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