Not sure if this is a question im confused
Answer: The required expression she is on after d days is 
Step-by-step explanation:
Since we have given that
Page number at which she is = 88
Number of pages she will read every day = 20
Let the number of days be 'x'.
According to question, it becomes

Hence, the required expression she is on after d days is 
Answer:
3.2
Step-by-step explanation:
x = 19!
Proof:

For the other equation,

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