Respuesta :
x+y = 42
x-y =14
add the two equations
x+y = 42
x-y =14
---------------------
2x = 56
divide by 2
x = 28
x+y =42
28+y = 42
subtract 28
y = 14
The two numbers are 14 and 28
x+y = 42
x-y =14
add the two equations
x+y = 42
x-y =14
---------------------
2x = 56
divide by 2
x = 28
x+y =42
28+y = 42
subtract 28
y = 14
The two numbers are 14 and 28