YeshariG YeshariG
  • 16-02-2017
  • Mathematics
contestada

The sum of two numbers is 51 and the difference is 15 . What are the numbers?

Respuesta :

sheheryar91
sheheryar91 sheheryar91
  • 16-02-2017
x+y=51
x-y=15
adding equation
2x=66
x=33
y=51-33
y=18
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