Answer:
3 different choices
Step-by-step explanation:
This problem is a combination problem: She has 3 friends, and we want to know how many groups of 2 friends there are. We can solve this using the combination of 3 choose 2:
C(3,2) = 3!(1! * 2!) = 3*2/2 = 3 possibilities
If we call her three friends A, B and C, the groups that can be formed are:
A and B
A and C
B and C
Your answer is any numbers that complete the equation.
<h2><u><em>
(6,2)</em></u></h2><h2><u><em>
(2,4)</em></u></h2><h2><u><em>
(8,1)</em></u></h2>
The first number would be the x, the second number would by y
If you plug those numbers in, the fulfill the equation.
There is an infinite number of solutions to this problem
Answer:
7
Step-by-step explanation:
