Answer:
3367 calls
Step-by-step explanation:
Number of calls made more than last year = 12,376 - 9009 = 3367
in 20 days 4 half life will be completed
so n = 4
formula :-
dont know sry me fift grade
help m e too please
Answer: 4/5x
no solution?
2(5)-5=5(5)+7+3(5) <-- plug in 5
10−5=25+7+15
5=32+15
5=47