OpenUp 8th Math 5.3 Review

A _____ variable represents the output of a function.

A _____ variable represents the input of a function.

• the number of bananas

• the number of apples

• the number of bananas

• the number of apples

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. Select the correct equation representing the two variables.

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. Write an equation for the situation and rearrange it so that b is in the independent variable

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. Write an equation for the situation and rearrange it so that r is in the independent variable