Answer: 0.03%
Explanation: 3/100
I don’t think I just want points
Student 1 and 3.

Move the negative into the brackets,
positive becomes negative while two negatives make a positive.
Technically, none of the equations.
The equation you're looking for would be:
x²+(x+20)²=150²
Answer:
Yes!
Step-by-step explanation:
The definition of Representative is
A representative sample is a group or set chosen from a larger statistical population or group of factors or instances that adequately replicates the larger group according to whatever characteristic or quality is under study
so your book is whats understudy and with that you'll know that yes, yes it is