Doug wants to buy apples and oranges. He can spend up to $5; apples cost $1 per pound and oranges cost $1.25 per pound. How can Doug spend the $5?If the solution to the problem is graphed, it will be an inequality with a line as the border. What does the line represent?

Question

anonymous · Answer

and he can only buy them by the pound?

anonymous · Answer

the answer is : 
The line represents all of the combinations of oranges and apples that total exactly $5.