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 on this meal.

Answer 1

Answer:

Write an equation relating the two variables.

Rearrange the equation so b is the independent variable.

Rearrange the equation so r is the independent variable.

Step-by-step explanation:

The amount Lin’s sister earns at her part-time job is proportional to the number of hours she works. She earns $9.60 per hour.

Answer 2

Answer:

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