algerbra
posted by jill .
Keisha read twice as many books this year as ben read. subtracting 4 from the number of books Keisha read and dividing by 2 gives the number of books Sheldon read. Sheldon read 10 books. How many books did Ben read?

algerbra 
Reiny
books read by Ben  x
books read by Keisha  2x
Sheldon  (2x4)/2
(2x4)/2 = 10
2x4 = 20
2x = 24
x = 12
Ben read 12 books
Keisha  24
Sheldon: (244)/2 = 10
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