Step-by-step explanation:
let say he sold 5 bagels then he would sell 5 bagels
12-5=7 , b=7
replace in 12-5=7
b=12-s
Answer: 81 mm^2
Step-by-step explanation: All the sides are the same length and area is just length * width so 9*9=81. You're welcome
2 Hours-$48
5 Hours-$120
A) Not sure sorry...
B) 4 1/2 Hours
~Silver