crazygirl2000 crazygirl2000

11-04-2017
Mathematics

contestada

fine the difference (2ab-5a-7)-(-5ab-7)

Respuesta :

edrush1957G edrush1957G

11-04-2017

Okay so the difference to this is 7ab−5a
The way I got that is I distributed the negative signs, subtracted them from both sides, and after that I combined like terms and I got exactly that answer: 7ab−5a

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