Answer:
The ordered pair (15, 12) means that 15 pounds of beans cost $12.
Step-by-step explanation:
We know that the x-axis is the pounds of beans and the costs are the y-axis.
The Blue Devils are trying to sell us a bridge and a bill of goods.
But we are sharp, and we are not falling for their story.
We are smart enough to spot two glaring weaknesses in their story.
1). There is no way to win .5 of a game.
2). There is no way to win 37 games if you've
only played 24 so far.
The answer is 3
Multiply 6 by 3 to get the total amount of money for the books then minus the answer 18 which you get from 6 x 3 = 18
Then minus 18 from 21 to get $3
21 - 18 = 3