Answer:

Step-by-step explanation:
For the equation
use the substitution
Then the equation will take look

Solve this quadratic equation:

Thus,

Answer:
We conclude that he purchased 20 rookie cards and 8 Hall of Fame cards.
Step-by-step explanation:
We know that Connor spent $66 on rookie cards and Hall of Fame cards. We know that rookie cards are four for six Hall of Fame two for nine.
Therefore, we calculate:

5·4= 20 rookie cards
4·2= 8 Hall of Fame cards
We conclude that he purchased 20 rookie cards and 8 Hall of Fame cards.
76/1000 because the place thousand and the number is 76
Answer:
I Think you Got All of them Right but the Last Two