SOLUTION: The coffee variety Arabica yields about 900 kg of coffee beans per hectare, while Robusta yields about 1100 kg per hectare. Suppose that a plantation has a hectares of Arabica and

Question 719221: The coffee variety Arabica yields about 900 kg of coffee beans per hectare, while Robusta yields about 1100 kg per hectare. Suppose that a plantation has a hectares of Arabica and r hectares of Robusta. Write an equation relating a and r if the plantation yields 40000 kg of coffee. Do not enter any commas or units in your answer.
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
The coffee variety Arabica yields about 900 kg of coffee beans per hectare, while Robusta yields about 1100 kg per hectare. Suppose that a plantation has a hectares of Arabica and r hectares of Robusta. Write an equation relating a and r if the plantation yields 40000 kg of coffee. Do not enter any commas or units in your answer.
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Weight of beans Eq: 900a + 1100r = 40,000
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Cheers,
Stan H.

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