math
posted by Marcela Minoza .
1.A book and a bookmark together sell for $10.10. If the price of the book is $10 more than the price of the bookmark ,find the price of the book and the price of the bookmark.

bookmark x book x+10
equation: 10.10=x+(x+10))
solve for x. then plug in your answer to get the price of the book and the bookmark. 
.10