Answer:
4
Step-by-step explanation:
Answer: The answer is 20x + 35
Step-by-step explanation: 5(4x+7) You multiply 5 in both numbers and you get 20x+35
27 is A. because parallel lines have the same slope :) but for 26, unfortunately i could not see the question
Answer:
I think the answer is B. Hope it helps!
Step-by-step explanation:
Answer:
Variance = 25
Step-by-step explanation:
<em>Standard deviation is the under root of variance.</em>
<em>Variance is the square of standard deviation.</em>
<u>Data:</u>
Mean = 70
Variance = ?
Standard deviation = √variance = 5
Variance = 5²
Variance = 25.
Therefore, the variance is 25.