19.698 feet of cable would be needed, this would round up to 20 feet total.
58.3ft
Use the pythagorean theorem to find the answer.
Answer:
move eight to the other side of the sign by subtracting it from both sides x>10
Answer:
C
Step-by-step explanation:
If x is the average (arithmetic mean) of m and 9, y is the average of 2m and 15, and z is the average of 3m and 18,
x=(m+9)/2
y=(2m+15)/2
z=(3m+18)/2
the average of x, y, and z
=(x+y+z)/3
=(m+9+2m+15+3m+18)/3
=(6m+42)/3
=2m+14
ans is C