Equation of a plane $Ax+By+Cz=D$ I have question abous parametrization and plane equation.How can I write the equation of a plane in the form $Ax+By+Cz=D$ if it is given as
$$x=2s+3t$$
$$y=s-2t$$
$$z=3s+t$$.

hint: $x - 2y = 7t, 3y - z = -7t \implies (x-2y) + (3y-z) = 0$
