Respuesta :

Step-by-step explanation:

14-(5*(7-5)+1-4)*2

14-(5*(2)-3)2

14-(10-3)2

14-(7)2

14-14

0

14-(5*(7-5)+1-4)*2

14-(5*(2)-3)2

14-(10-3)2

14-(7)2

14-14

0