joeejoeff
joeejoeff joeejoeff
  • 06-09-2018
  • Mathematics
contestada

The sum of two numbers is 11. Their difference is 1. Find the numbers. Help please

Respuesta :

williamsgloria8 williamsgloria8
  • 06-09-2018

The numbers are 6 and 5

6 + 5 = 11

6 - 5 = 1

Answer Link
jcherry99
jcherry99 jcherry99
  • 06-09-2018

Equations

x + y = 11

x - y = 1          Add these two equations.

2x = 12           The ys cancel out.  Divide by 2

x = 12/2

x = 6

x + y = 11

6 + y = 11   Subtract 6 from both sides.

y = 11 - 6

y = 5

Answer

x = 6

y = 5

Answer Link

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