Answer:
what one
Step-by-step explanation:
Answer:
A. The students were not chosen randomly.
Step-by-step explanation:
Answer:
26
Step-by-step explanation:
Answer: $1.65
Step-by-step explanation:
cross multiplication
if 15 cards = 2.75
3 cards = x
15x = 2.75*3
15x = 8.25
x = 8.25/15
x = 0.55; 0.55x3 = 1.65; which is the cost of 3 cards
Answer:
-10a-8b
Step-by-step explanation:
Simplifying...