Answer:
are the cube numbers 
Step-by-step explanation:
Answer:
14
Step-by-step explanation:
divide 84 by 6 equals 14.
Answer:
y=x+12-10
Step-by-step explanation:
0=x+12-10
-x=2
x=-2
The trip was 6 hours long.
Step-by-step explanation:
Given,
The time to go to the island = 1
hours.
The return trip took 3/4 of the time of the original trip.
To find the time of the trip.
Let,
The time of the original trip is x hours.
The time for returning = 
According to the problem,
1
+
= x
or, x -
= 
or,
= 
or, x =
×4 = 6 hours
Hence,
The trip was 6 hours long.