5-9x/x +5-7y/y+5+16z/z=0 , then 1/x+1/y+1/z=?
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0 [ Hope this is correct and it helps you]
Step-by-step explanation:
(5-9x)/x+ (5-7y)/y+ (5+16z)/z =0
5/x -9 +5/y -7 +5/z +16=0
5[1/x+1/y+1/z] =0
Therefore, 1/x+1/y+1/z= 0
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