slick5 slick5
  • 04-03-2016
  • Mathematics
contestada

find two mixed numbers so that the sum is 21 1/6 and the difference is 4 3/6

Respuesta :

jsimpson11000 jsimpson11000
  • 22-04-2022

Answer:

12 5/6    and   8 2/6

Step-by-step explanation:

x + y = 127/6     and

x - y = 27 / 6     <======    x - 27/6  = y     sub this into the first equation

x +  (x-27/6) = 127/6

2x = 154/6

x=77/6        then y = x - 27/6 = 50/6

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