Answer:
10
Step-by-step explanation:
This is a combinations problem, involving factorials.
5!/3!*2!=5*4/2=20/2=10
Answer:
Perpendicular would be -7
Parallel would be 7
Because m = slope and the m is connected to the x (mx)
Answer:
spike weighs 18lbs
Step-by-step explanation:
doubled means multiply by 2 so 2*9=18