1.) -3/20
2.) -7 3/4
3.) -12 27/50
Answer:
It is Can D! :)
Step-by-step explanation:
It just took the quiz! :)
Number of ways of picking a smaller number out of a bigger number is called combination.
Number of way of picking 3 stamps out of 4 is 4C3 (4 combination 3) = 4! / (3! x (4 - 3)!) = 4! / (3! x 1!) = (4 x 3 x 2 x 1) / (3 x 2 x 1 x 1) = 24 / 6 = 4 ways.
The answer to your question above would be: 7z-2/z-7
Answer:
x=3
Step-by-step explanation:
hope this helps
