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If Kathy has x pens, and her friend gives her 3 more pens. Then, Kathy will have 12 pens altogether. How can you show the relationship between the numbers of pens?

Respuesta :

likeafairy221b

Answer:

3+x=12

x=9

Step-by-step explanation:

To solve this question, you can subtract 3 from 12 to get that Kathy started with 9 pens :)

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