Answer:
D is your answer HOPE THIS HELPS THANK ME PLEASE
Step-by-step explanation:
X=79 because u have to subtract 15 from both sides
To calculate the standard deviation of those numbers:<span>
1
Work out the Mean (the simple average of the numbers)
2
Then for each number: subtract the Mean and square the result.
Then work out the mean of those squared differences.<span>Take the square root of that and we are done!</span></span>
Answer:
D
Step-by-step explanation:
6x + 10 = 100
6 times 15 = 90
Add 90 + 10 = 100
