Answer:
45
Step-by-step explanation:
The order in which the items are chosen is not important. So we use the combinations formula to solve this question.
Combinations formula:
is the number of different combinations of x objects from a set of n elements, given by the following formula.

How many possible subsets of 2 items can be chosen from this lot?
Combinations of 2 from a set of 10. So

Answer: 70
Step-by-step explanation:
First you multiply 17x8 then you subtract it by 64 then you divide it by 2 please double check with a parent to make su
Answer:
x = 5
Step-by-step explanation:
In a parallelogram, the diagonals bisect each other.
Therefore,
4x - 5 = 3x
4x = 3x + 5
4x - 3x = 5
x = 5
Answer:
I need points because i have a question
Step-by-step explanation:
And i need major help hope u understand also thanks