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25-10-2018
Mathematics

contestada

Calculati suma n+p stiind ca mn+mp=147si m =7

Respuesta :

26-10-2018

Answer:

n+p=21

Step-by-step explanation:

7n+7p=147si

7(10.5) +7(10.5)=147si

73.5+73.52=147si

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