Variable separable based question || Reducible to variable separable

Illustration Based on Variable Separable || Reducible to Variable Separable

Illustration Based on Variable Separable and Reducible to Variable Separable

Type-1 || Type-2 (variable seperable reducible to variable seperable)

Variable Separable and Homogeneous

Variable separable differential equation

The differential equation (dy)/(dx)=(x+y-1)/(x+y+1) reduces to variable separable form by making the substitution

Question polynomials in 2 variable

Using variable form the linear equation in two variables.

Which of the following differential equation cannot be solved, using variable separable method :

System OF linear equation in one variable || two variable|| three variable