Answer:
Step-by-step explanation:
x + 9 = -16
Subtract 9 form both sides
x + 9 - 9 = - 16 - 9
x = -25
A possible value could be 21.16
Answer:
27.5.
Step-by-step explanation:
These values are 5, 10, 15, 20, 25, 30, 35, 40, 45, 50.
The average = their sum / 10
= 275 / 10
= 27.5 .
The difference is 0.68 meters per minute. 102.62-101.94=0.68
The answer to the thing is 3 pools per each hour