Posted by Anonymous on .
Emma bought 6 new books for her collection. This increased her collection by 12%. How many books did she have before her purchases?

PreAlgebra Math 
Anonymous,
try the equation %/100=part/total
so: 12/100=6/x then solve. 
PreAlgebra Math 
Andrea,
Hey,I know a website which does this work and i got 26/27 in multiple choice and 24/25 in essay.GO to google and type homeworkhelpout.I complete all my assignments using them.very useful.

PreAlgebra Math 
Janet,
50