winnie45 winnie45
  • 18-03-2019
  • Mathematics
contestada

set up system of equation the difference of two is 20 the sum is 14 find the numbers

Respuesta :

dominiquempore8 dominiquempore8
  • 21-03-2019

Answer:

The sum of two numbers is 20

x + y = 20

Their difference is 4

x - y = 4

Easy elimination, when you add

x + y = 20

x - y = 4

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