Shrinf Shrinf
  • 13-09-2014
  • Mathematics
contestada

Mike sold half of his comic books and then bought 9 more. He now has 12. How many did he begin with?

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TaylorBayley
TaylorBayley TaylorBayley
  • 13-09-2014
You can make this an equation:

(x/2)+9=12 -- subtract 9 from both sides
x/2=3 -- multiply by 2
x=6

He started with 6 comic books.
Answer Link
Аноним Аноним
  • 13-09-2014
He began with 6 comic books
Answer Link

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