Question Number 127369 by liberty last updated on 29/Dec/20
$$\:\left({x}−\mathrm{3}{y}+\mathrm{5}\right){dx}\:+\left(\mathrm{2}{x}+\mathrm{5}{y}+\mathrm{4}\right){dy}\:=\:\mathrm{0} \\ $$
Answered by bemath last updated on 29/Dec/20
x-3y-5-dx-2x-5y-4-dy-0-