I am stumped by the following problem:

dy/dx = x+y, I am suppose to solve using the substitution: u=x+y

I'm really confused by this one, I don't even know where to start. Anyone?

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- July 22nd 2009, 03:10 AMadkinsjrBasic differential equation
I am stumped by the following problem:

dy/dx = x+y, I am suppose to solve using the substitution: u=x+y

I'm really confused by this one, I don't even know where to start. Anyone? - July 22nd 2009, 04:02 AMJester
- July 22nd 2009, 04:13 AMadkinsjr
I solved it, thank you (Clapping)