Answer:
Distance Maria had to walk in the afternoon is
Step-by-step explanation:
Lets take that Maria walked miles in the afternoon.
Distance walked in the morning + distance walked in the afternoon =
⇒
O=4i (is that was you were asking about)
edit: sorry that wasn't very detailed say if the input is 4 the output will be 16 or if the input is 100 the output will be 400. So mainly what ever the input is multiply it by 4.
I hope this helps :)
C. By three feet 7x5=35 area 7x10=70 area 7+3=10