Question Number 65916 by mathmax by abdo last updated on 05/Aug/19
$${solve}\:{inside}\:{N}\:{and}\:{Z}\:\:{the}\:{equation}\:\frac{\mathrm{1}}{{x}}+\frac{\mathrm{1}}{{y}}=\frac{\mathrm{1}}{\mathrm{15}} \\ $$
solve-inside-N-and-Z-the-equation-1-x-1-y-1-15-