# Math Help - what is the meaning of

1. ## what is the meaning of

if a formula of a plane is Ax+By+cZ=0

what is the meaning of

A(x-x0)+B(y-y0)+C(z-z0)=0
??

2. Originally Posted by transgalactic
if a formula of a plane is Ax+By+cZ=0

what is the meaning of

A(x-x0)+B(y-y0)+C(z-z0)=0
??
$A(x-x_0)+B(y-y_0)+C(z-z_0)=0$ is the equation of a plane parallel to the plane $Ax+By+Cz=0$ that passes through the point $(x_0,y_0,z_0)$.