cr7me10njr cr7me10njr
  • 03-08-2017
  • Mathematics
contestada

solve for x and y: ax/b -by/a=a+b; ax-by= 2ab

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tomlikecookieou1wo1 tomlikecookieou1wo1
  • 03-08-2017
y=-a
x=b
a^2x-b^2y/ab=a+b
ax-by=2ab

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