Answer:4
Step-by-step explanation:
B) -7x-2x= -20-16
-9x= -36
X= -36 /-9
X= 4
Answer:
c
Step-by-step explanation:
bc itysv coo;
Answer:
5 and 6
Step-by-step explanation:
The square root of 27 is 5.19615242271 , which is more than 5 but less then 6, therefore is between 5 and 6.
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<em>Hope this helped (: Can you please mark as brainliest?</em>
Answer:
a) 320 students
b) 25 students
Step-by-step explanation:
Number of 18-years old in the survey:
(We add all frequency points for each line)
0 + 30 + 20 + 60 + 70 + 40 + 60 + 40 + 0 = 320 students
Number of 18 year old spending between 25 and 35 minutes: 40 + 65 = 105
Number of 12 year old spending between 25 and 35 minutes: 30 + 50 = 80
105 - 80 = 25 students
Answer:
there are 28 quarters and 13 nickels
Step-by-step explanation:
