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Questions and Answers
What does the variable x represent in the equation y = -0.5x + 26?
What does the variable x represent in the equation y = -0.5x + 26?
- The amount of shoreline erosion in feet
- The number of decades since 1950 (correct)
- The rate of shoreline erosion per decade
- The initial shoreline length in 1950
Based on the equation, what is the rate of shoreline erosion per decade?
Based on the equation, what is the rate of shoreline erosion per decade?
- 26 feet per decade
- -26 feet per decade
- 0.5 feet per decade
- -0.5 feet per decade (correct)
If the shoreline length in 1950 was 26 feet, what would be the shoreline length in 2020 according to the model?
If the shoreline length in 1950 was 26 feet, what would be the shoreline length in 2020 according to the model?
- 24 feet
- 26 feet
- 22 feet
- 20 feet (correct)
If the shoreline length continues to decrease at the same rate, what will be the shoreline length in 2050?
If the shoreline length continues to decrease at the same rate, what will be the shoreline length in 2050?
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What would be the shoreline length in the year when the model predicts no shoreline remaining?
What would be the shoreline length in the year when the model predicts no shoreline remaining?
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