Answer:
x 7
Step-by-step explanation:
$13.10
Concard $3.00 2.1 $6.30
Osband $3.00
Green Anjou $4.00
Bartlett $2.00 3.4 $6.80
Red Anjou $5.00
TOTAL = $13.10
x2 - 4x - 4
———————————
x - 2