Can Someone Verify My Calc 3 Practice Exam Solutions?

[wyosteve]

Calc 3 exam tomorrow! Check my solutions please!

Takeing a practice exam but don't have the solutions, anyone who could verify my solutions would be appriciated!

First problem

Find the scalar equation of the plane that passes through (2,-1,0) and is perpendicular to the line x=1-t, y=2+t, z=5

My solution
-x+y= -3

Second problem

Find the scalar equation of the plane that passes through the origin and is parallel to the plane x+2y-3z=4

My solution
x+2y-3z=0

More problems to follow. Thanks in advance for any help!

 

[lanedance]

both look good to me

 

[wyosteve]

sweet thanks!