Answer:
12
Step-by-step explanation:
It has been going down by 6 because 24-6=18 and 18-6=12.
Answer:
z is 111 degrees
Step-by-step explanation:
69 ° and z is a linear pair, therefore:
69 + z = 180
z = 180 - 69
z= 111
He initial value is 32,000 and the value after 13 yrs is 8133.97