-3 2/3 I just changed the mixed number into a improper fraction
Answer:45
Step-by-step explanation:
9 and 15 both go into 45, and 45 is the LCM of those numbers.
I think it's B. The sum of angles in a triangle is always 180 degrees.
N6+5=n-10
n6=n-15
n5=-15
n=-3
hope this helps:)
