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If 1/p=x/y+z , 1/q=y/x+z , 1/r=z/x+y , and x+y+z≠0, then 1/p+1 + 1/q+1 + 1/r+1 is

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ANSWER:

Step-by-step EXPLANATION: If 1/p=x/y+z , 1/q=y/x+z , 1/r=z/x+y , and x+y+z≠0, then 1/p+1 + 1/q+1 + 1/r+1 is



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