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 = the pounds of Arabica and R = pounds of Robusta. : 700A + 1200R = 1,000,000 If a mixture contains 1000 pounds of Arabica beans, how many pounds of Robusta beans should be in the mixture? R = ________________ pounds

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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 = the pounds of Arabica and R = pounds of Robusta. : 700A + 1200R = 1,000,000 If a mixture contains 1000 pounds of Arabica beans, how many pounds of Robusta beans should be in the mixture? R = ________________ pounds

Mathematics
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The other equation is A+R=1000
Solve the system.
how do i do that?

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Other answers:

Use substitution.
im sorry but i didnt pay attention in class :/
oh wait is it 250?
A=1000-R
In the equation your teacher gave you, replace A with 1000-R and solve for R
whats R tho?
im in a hurry can someone just pls give me the answer? lol
That's what you're going to find out when you solve that equation.
ugh i cant i need to get off the car rn
ok im going now
Bye and good luck.

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