contestada

The endpoints of a side of rectangle ABCD in the coordinate plane are at A (2, 7) and B (5, 1). Find the equation of the line that contains the given segment. he line segment is AD .

Respuesta :

Ivka93
Equation of the line thru 2 points:y-y₁=((y₂-y₁)/(x₂-x₁))*(x-x₁)

A(x₁,y₁)=(2,7). B(x₂,y₂)=(5,1)
y-7=((1-7)/(5-2))*(x-2)
y-7=-2*(x-2)
y-7=-2x+4
y=-2x+11