Answer:
20 students are absent
Step-by-step explanation:
75/100 × 80 = 60
If 60 were present out of the 80
80 - 60 = 20
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Answer:
45-13= 32
32/8= 4
she can buy 4 lbs ham
Step-by-step explanation:
Answer: 
Step-by-step explanation:
<u>Given equation</u>

<u>Subtract 9 on both sides</u>


<u>Conclusion</u>


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Answer:
5
Step-by-step explanation:
The function
is
- decreasing for all

- is increasing for all
![x\in (0,2]](https://tex.z-dn.net/?f=x%5Cin%20%280%2C2%5D)
(see attached diagram for details).
The maximum value of the function is at endpoints -3 or 2. find y(-3) and y(2):

So, the maximum value is 5.