Answer:


Step-by-step explanation:
Nathan's score is 11 less than 2 times Zac's score.
Let Z points be Zac's score and N points be Natan's score. then
2 times Zac's score = 2Z
11 less than 2 times Zac's score = 2Z -11
So, N = 2Z - 11
1. If Z=6, then 
2. If Z=7, then 
3. If Z=8, then 
4. If Z=9, then 
Thus, four other possibilities are

Answer: v = u= 
Step-by-step explanation:
v= cos45 * 4= 
- Apply Pythagorean theorem
= 
We have u = 
For number 1, the median is 8
For number 2, the mode is C.100
And for number 3, the mean is D.410
Answer:
2w+5=30
Step-by-step explanation:
Two times the number(w) PLUS 5 is equal to 30. That means that you multiply w by 2, add 5, and that is equal to 30.
X^2
You subtract exponents when dividing exponents