Step-by-step explanation:
2x-y=8
x+y=20
------------
3x=28
×=28÷3=9.3
so
9.3+y=20
y=20-9.3
y=20.7
Since the standard deviation is the square root of variance. The only times where the standard deviation is greater than the variance is when the variance is between the values 0 and 1 exclusively. For example, the square root of 0.25 is 0.5.
Answer:
The volume would be 3,421.19m
Answer:
81/36
Step-by-step explanation:
81/9 is 9
9 times 4 is 36
Answer:
Step-by-step explanation:
What are u asking for x or y
