Seudónimo Seudónimo

10-03-2017
Mathematics

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Can someone help me with this please and thank you, wrong answers will get reported

Can someone help me with this please and thank you wrong answers will get reported class=

Respuesta :

SolidBlock SolidBlock

10-03-2017

So, since he is paying $4 per book you use variable x and get

4x

and you also know that she received $60 so now you have

4x = 60

then all you need to do is divide both sides by 4 and you get

x = 15

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