Math Problem Statement

ecuacion diferencial por susutitucion (x+y)y'=x-y

Solution

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Math Problem Analysis

Mathematical Concepts

Differential Equations
Substitution Method
First-Order Equations

Formulas

y' = dy/dx
v = x + y
v dv = 2x dx
(x + y)^2 = 2x^2 + C

Theorems

Substitution method for solving first-order differential equations
Separation of variables

Suitable Grade Level

Undergraduate Calculus