janellita1996
janellita1996 janellita1996
  • 01-07-2016
  • Mathematics
contestada

Two numbers total 86 and have a difference of 12. Find the two numbers.

Respuesta :

olemakpadu
olemakpadu olemakpadu
  • 01-07-2016
let the two numbers be x and y.

x + y = 86
+
x - y = 12
_________
2x + 0 = 98
__________


2x = 98

x = 98/2
 
x = 49


From    x + y = 86

49 + y = 86

y = 86 - 49

y = 37

The numbers are 49 and 37.
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