(x - 10) × 2
You have to multiply it by 2 so that you get the area
The new mean is 66.09
<u>Explanation:</u>
Mean weight of 20 students = 65kg
One student with 88kg entered the room.
New mean = ?


The above equation can further be written as:

New mean = 
= 66.09
Therefore, the new mean is 66.09
The square root of negative four is 2
Answer:
<h2>x = -6</h2>
Step-by-step explanation:

-4x+29? I think that's what you're asking.