Barbara sells iced tea for $1.49 per bottle and water for $1.25 per bottle. She wrote an equation to find the number of drinks she needs to sell to earn $100.
1.25x + 1.49 = 100
What error did Barbara make in writing the equation?
Barbara's equation did not consider the number of water drinks.
Barbara's equation did not consider the number of iced tea drinks.
Barbara's equation did not use the correct price for the iced tea drinks.
Barbara's equation did not use the correct total for sales.
The answer is B, Barbara's equation did not consider the number of iced tea drinks. In the equation, Barbara forgot to put a variable in for the number of iced tea drinks and only put in the price.
