Reciprocal equation 3

Solve reciprocal equation:

1/2 + 2/3=1/x

Correct result:

x =  0.8571

Solution:

1/2+2/3=1/x  x/2+2x/3=1  x/2+2⋅ x/3=1  7x=6  x=67≐0.857143=0.8571

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