Step-by-step explanation:

making m the subject first by dividing through by 4


from the question, given n = -1 ,0 ,1
so when n= -1


when n=0



when n=1


7..
49 can be equally divided by seven, which means there would be 9 red roses in each center piece. And 63 can be equally divided by 7 which means there would by 7 white roses in each center piece.
hope this helps
Assume the number of trucks is x
number of cars is 5x
5x+x=30
6x=30
x=5
Julia saw 5 trucks
Answer:
Look at Step by step
Step-by-step explanation:
Mean: (a) 1.38
Mean: (b) 1.7
median (a) 1.3
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