Answer:
12
Step-by-step explanation:
The average is calculated as
average =
=
=
= 12
Answer:
He would have to pay $25.75

C is cost, p is pounds
6.75 per pound minus 1.25 with the coupon and you get the cost.
Marcus
Weeks Total Saved (x, y)
1 10 (1,10)
2 20 (2, 20)
3 30 (3 30)
4 40 (4, 40)
David
Weeks Total Saved (x, y)
1 15 (1, 15)
2 30 (2, 30)
3 45 (3, 45)
4 60 (4, 60)
Answer:
-4f
Step-by-step explanation:
if it only went up by one it should be -4f. I guess -5 +1= -4 can be used as an explanation