26anaban 26anaban

14-01-2021
Mathematics

contestada

Alyssa sold half of her comic books and then bought 7 more. She now has
17. How many did she begin with ?

Respuesta :

scarlettgeorges02 scarlettgeorges02

14-01-2021

She began with 20.

If she bought 7 more books and ended up with 17, that means she had ten beforehand. If she had half remaining, we simply double it, thus getting 20.

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