Mathematics, 20.07.2019 06:40, derrekdream123

The cost of coffee is determined by the type of coffee beans that are mixed together the cost of a local mix of arabica and robusta beans is modeled by the equation below where a=a pound of arabica and r= a pound of robusta. 700a+1200r=1000000 if a mixture contains 1000 pounds of arabica beans how many pounds of robusta beans should be in the mixture

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The cost of coffee is determined by the type of coffee beans that are mixed together the cost of a l...