Answer:
Step-by-step explanation:
If it's (-216):
(-216) + 3(5 - 4 x 2)
(-216) + 3( -3)
(-216) -9
-225
If it's -2(16):
-2(16) + 3(5 - 4 x 2)
-2(16) + 3(-3)
-32 - 9
-41
Answer:
Step-by-step explanation:
Answer:
ways.
Step-by-step explanation:
is the number of ways in which 
distinct objects are selected from a pile of 
distinct objects.
In our question,there are a total of 
people.
So,
.
Given that three are selected at random.
So,
.
So,the answer is ways.
Answer:
6 black and white photos
9 color photos
Step-by-step explanation:
1. black and white photo = $3
2. color photo = $2
find number of each photo that will give you at least 12 photos
1. $3*6 = $18
2. $2*9 = $18
3. $36 = 15 photos (6 black and white, 9 color)
