The price of a bag of chips if one case of soda costs $1.55 more than one bag of chips is $2.07.
Equation
- price of a bag of chips = c
- Cost of a soda, s = c + 1.55
20.69 = 4s + 3c
20.69 = 4(c + 1.55) + 3c
20.69 = 4c + 6.2 + 3c
20.69 - 6.2 = 7c
14.49 = 7c
c = 14.49 / 7
c = $2.07
Therefore, the price of a bag of chips if one case of soda costs $1.55 more than one bag of chips is $2.07
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