3 years ago

Melanie sold half of her comic books and then bought 8 more. She now has 16. How many did she begin with?

2 answers:

3 0

(x/2)+8=16
isolate x
(x/2)= 8
double both sides
x=16

3 0

Y= 32 (x/2)+8=16 x 8 (x/16) =(x/2)
x=16

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