Set up an equation:
3x - x = 28
Simplify:
2x = 28
Divide both sides by 2
X = 14
3(14) = 42
The numbers are 42 and 14
Your answer is 8. The GCF is 8.
Answer:
491400
Step-by-step explanation:
Given : A club has 28 members.
To Find : . How many ways are there to choose four members of the club to serve on an executive committee?
Solution:
We are supposed to choose four members of the club out of 28.
So, we will use combination
Formula : 
n = 28
r = 4
Substitute the values :




Hence there are 491400 ways o choose four members of the club to serve on an executive committee
Answer:
7 1/3
Step-by-step explanation: