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the sum of the ages of Petra and her mother is 45. her mothers is 6 years more than twice as old as Petra. how old are Petra and her mother?

Respuesta :

Petra is 13 and her mother is 32. I used this equation:
[tex]p + 2p + 6 = 45[/tex]
if you solve for p, you get 13. 13 times 2 plus 6 equals 32. So her mother is 32.

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