Arbara 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?

Question

Mathematics

Jacoby

8 March, 12:14

Arbara 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?

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Answers (1)

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Yazmin Franklin · Answer 1

If ice tea is lets say y (ice tea = y) and water is x (water = x) then the answer is

1.25x + 1.49y = 100

the error is that she forgot the second variable (y).