the1975sos the1975sos

04-09-2015
Mathematics

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What's the value of n?

9x27+2x31-28=n

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Respuesta :

ceecee59 ceecee59

04-09-2015

n= 277
9×27 = 243
2×31 = 62
243+62 = 305
305-28=277

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