Asked by Mano
Kate bought 3 pounds of rice and 1 pounds of beans for $4.50. Elise bought 4 pounds of rice and 2 pounds of beans for $7.00. What is the cost of a pound of rice? What is the cost of one pound of beans?
Answers
Answered by
oobleck
3r+1b = 4.50
4r+2b = 7.00
now solve as usual.
4r+2b = 7.00
now solve as usual.
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