Perimiter=legnth+legnth+width+width=2lengt+2width
lesngh=60
perimiter=60+60+2width
perimiter=120+2widht
222=120+2width
subtract 120 from both sdies
102=2width
divide by 2
51 mm=width
She would use n-4=7q to find how many quarters in each roll.
6pi is the answer i believe
(x+1)^2
(x+1)(x+1)
x^2+x+x+1
The expression is x^2+2x+1