If g=x-9 and if x=15what isg
2 answers:
You might be interested in
Answer:
Step-by-step explanation:
Use Pythagorean's Theorem to find the length of x. 
so 
and 
. We can simplify that radicand down into a perfect square times a prime number, and that is 
. 4 is a perfect square that can be pulled out as a 2, so the length of x is 
, the choice on the top right.