Respuesta:
sale D = 18
Explicación paso a paso:
para hallar Y
5 + 13 / 2 = 18/2 = 9
y = 9
para hallar X
x+5/2 = 7
x+5 = 14
x = 9
x + y = 9 + 9 = 18
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Respuesta:
sale D = 18
Explicación paso a paso:
para hallar Y
5 + 13 / 2 = 18/2 = 9
y = 9
para hallar X
x+5/2 = 7
x+5 = 14
x = 9
x + y = 9 + 9 = 18