# Math Help - Another DE problem

1. ## Another DE problem

"Find the differential equation that describes the familly of straight lines in the xy-plane whose slope and x-intercept are equal"

I know how to find the slope and x-intercept, but how to find an equation where they are equal?

2. Originally Posted by greencheeseca
"Find the differential equation that describes the familly of straight lines in the xy-plane whose slope and x-intercept are equal"

I know how to find the slope and x-intercept, but how to find an equation where they are equal?
$\displaystyle \frac{dy}{dx} = m$ subject to the condition that y = 0 when x = m.