SOLUTION: landon sld half of his comic books and then brought 16 more. he now has 36. how many did he have to begin with

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Question 1149095: landon sld half of his comic books and then brought 16 more. he now has 36. how many did he have to begin with
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
had x
then sold half so has x/2
then both 16 so (x/2)+16=36
x/2=20
x=40 which is what he started with.