Alys2022 Alys2022
  • 13-11-2018
  • Mathematics
contestada

Ryan sold half of his comic books and then bought seven more. He now has 36. With how many did he begin?

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memebigboy1255
memebigboy1255 memebigboy1255
  • 13-11-2018

he had 58 comic books

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oopegbemi2020 oopegbemi2020
  • 13-11-2018
62
let s be the number of comic books he had
the sold s/2
therefore he had s -s/2= s/2
then he bought 7 and had a total of 36
therefore s/2 +7 =36
> s/2 = 36 - 7
s/2 = 31
s = 62
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