If a bottle and a cork cost $2.00, and the bottle is $1.00 more than the cork, what is the cost of each?
If the cork costs, c, then the bottle is c+1. So, adding them up,
c + c+1 = 2
2c = 1
c = .50
cork: $0.50
bottle: $1.50
c + c+1 = 2
2c = 1
c = .50
cork: $0.50
bottle: $1.50