vavijaivavi9169 vavijaivavi9169
  • 19-02-2018
  • Mathematics
contestada

Find the value of two numbers if their sum is 23 and their difference is 3.

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xchrissyhallx
xchrissyhallx xchrissyhallx
  • 20-02-2018

x+y=23

x-y=5

First, add the equations.

2x=28

x=14

Then...

14+y=23

y=9

Therefore the answer is...

x=14  y=9

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