Question

brown rice costs $2 per pound, and beans cost $1.60 per pound. Lin has $10 to spend on these items to make a large meal of beans and rice for a potluck dinner. Let b be the number of pounds of beans Lin buys and r be the number of pounds of rice she buys when she spends all her money in this meal

Answer 1

r = 1 lb for 2 $ B = 5lb for 8$

Explanation:

Multiple 1.60 x 5 and you will get 8.00$

The only way to get 10.00$ even only 1 lb of rice is available.