Answer:
just substitute x for 5 and then solve and then substitute x for -1 and solve and subtract the two answers you get
Answer:
3 ways.
Step-by-step explanation:
Combinations formula:
is the number of different combinations of x objects from a set of n elements, given by the following formula.
In this question:
2 meats from a set of 3(steak, fish or chicken). So

3 ways.
Answer:
1/3 or 3
Step-by-step explanation:
9-6 = 3
A Historian because they are describing what they see years later