Answer:

Step-by-step explanation:
This is because you use Pythagorean theorem. a^2 + b^2 = c^2.
Answer:
11, 17, and 28.
Step-by-step explanation:

Lowest number is 
Median is 
Highest number is 

F(-1) = -11
f(0) = -9
f(3) = -3
Answer:
(-5,1)
Step-by-step explanation:
Add it together
3x - 2x = x
y - y = 0
9 - 14 = -5
x = -5
Choose a random equation, doesn't matter.
3x + y = -14
3(-5) + y = -14
-15 + y = -14
y = -14 + 15
y = 1