Answer:
one
Step-by-step explanation:
Use the properties of rational exponents
All you do is add up all your sides! So if your shape has 4+4+5+5 = 18. All you do is add them up!
Answer:
Step-by-step explanation:
First, start off by solving for the slope using this formula:

Then, plug in the values: 
Solve the equation: 
That's your slope.
Then plug in one of the coordinates given in the problem for x and y and solve this equation:
y=
x+b
Hope that helped!!! :)
Answer:
63
Step-by-step explanation:
the answer is 63 because 6 to the power of 2 is 36 and 3 to the power of 3 is 27 add them together you get 63
No because the more negative the temperature is , the more colder it gets