Answer:
2
Step-by-step explanation:
Answer:
x-7=13
Step-by-step explanation:
x-7= 13
hope that helps
Answer:
the four point cannot be on the same line , but they have to be on the plane.
A D C E
collinear means on the same line
so ABC
non-coplanar means the point do not lie on the same plane so you can include point F
F A D B
210 - ( 30 * x )
**I assume the question asks for total minutes.
21*x=9*21
9*21=189
21*x=189
Divide 189 by 21 to solve for X or in this case "Blank"
189/21= 9
