Answer:
stop cheating on your schoology test;)
Step-by-step explanation:
Answer:
6
Step-by-step explanation:
Of 4 options, Janet has to choose 2. This is combinations as A and B is the same as B and A.
Combinations formula gives us 4!/ 2!2! , or 6.
Solution:
-6 - (-2) = -6 + 2 = -4