Every day 7 pages

Anelka reads the book seven pages every day. When she reads one more page a day, she will read it three days earlier. How long will Adelka read a book? How much does a book of pages have?

Final Answer:

d =  24 d
s =  168

Step-by-step explanation:

7d = s (7+1) (d3) = s  (7+1) (d3)=7d  (7+1) (d3)=7 d  d=24=24 d
s=7 d=7 24=168



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