Question Number 148971 by Rankut last updated on 01/Aug/21
$$\:\mathrm{2}^{\mathrm{2}+{x}} −\mathrm{3}^{\mathrm{2}{x}+{y}} =−\mathrm{11} \\ $$$${and}\:\:\:\mathrm{2}^{{x}+\mathrm{1}} +\mathrm{3}^{\mathrm{3}{y}} =\mathrm{11} \\ $$$$\:{find}\:\:{x}\:{and}\:\:{y} \\ $$