I cant directly give u the answer but here is some help:
for part a add up and solve the equazions on the whiteboard.
for part b subtract 90 from what you got from part a.
Hope this helps. Sorry i couldnt help more.
5 pairs of shoes = 10 shoes

They will cover 96 2/3 inches.
Hope this helps. - M
Answer:
(2+11)+y
Step-by-step explanation:
The associtive property is rearranging the position of the parethesis. So it would be (2+11)+y
I can check if it's equivalent by solving the expressions.
2+(11+y)=13+y
(2+11)+y =13+y
They are equivelent
Answer:
I'm pretty sure it's b ''the number of chargers increases''
Step-by-step explanation: