I believe the answer would be a.
Answer:
Yes
Step-by-step explanation:
All real numbers since there is no exclusions. (-inf, inf)
Answer:
g=7
Step-by-step explanation:
-2=g-9
switch sides
g-9= -2
add 9 to both sides
g-9+9= -2+9
simplify
g=7
Hey there!
The answer is √20 or approximately 4.47
We can use the Pythagoreon Theorem, which is 
. 
and 
are the names of the two sides, and 
is the name of the hypotenuse leg, or the longest side. We will plug the numbers into the formula, and solve:
Have a terrifcly amazing day!
