Question Number 100567 by bramlex last updated on 27/Jun/20
$$\begin{cases}{{x}−\sqrt{{yz}}\:=\:\mathrm{42}}\\{{y}−\sqrt{{xz}}\:=\:\mathrm{6}}\\{{z}−\sqrt{{xy}}\:=\:−\mathrm{30}}\end{cases} \\ $$$${find}\:{x}+{y}+{z}\:= \\ $$
Commented by Dwaipayan Shikari last updated on 27/Jun/20
$$\mathrm{x}=\mathrm{54} \\ $$$$\mathrm{y}=\mathrm{24}\:\:\:\:\:\mathrm{z}=\mathrm{6} \\ $$
Commented by bramlex last updated on 27/Jun/20
$${thank}\:{you} \\ $$
Commented by bobhans last updated on 27/Jun/20
$$\mathrm{qn}\:\mathrm{99807} \\ $$