First you add 11+4 which equals 15 then you add 15+9 which equals 24. So Sandra sees 24 flags
Answer:
The answer is 3x +y^3
Step-by-step explanation:
I hope this helps
Answer:
The Least Common Multiple (LCM) is: 19 x 43 = 817
Step-by-step explanation:
I think they happen about once a year