Respuesta :

Tareki
Assume the two numbers are x and y 
the difference = 4 , so x - y = 4 
the sum = -8 , so x + y = -8 
by solving both equations 
2x = -4 
x = -2 
-2 + y = -8 
y = -6 
the two numbers are -2 and -6 

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