finleyhalloran1296 finleyhalloran1296
  • 09-04-2019
  • Mathematics
contestada

Find two numbers if their sum is six and their difference is 36

Respuesta :

jcherry99
jcherry99 jcherry99
  • 09-04-2019

Answer:

Step-by-step explanation:

Let the two numbers be x and y

x + y = 6

x - y = 36       Add the two equations.

2x = 42          Divide by 2

2x/2 = 42/2

x = 21

x + y = 6         Substitute for x

21 + y = 6        Subtract 21

21-21 + y = 6-21

y = - 15

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