It would take them 17 hours if they worked together, but it could be 1 hour too.
Answer:
B
Step-by-step explanation:
The question said the person bought a shirt which means 1 and 3 pairs of pants which means multiple but we don’t know how many so we substitute that ? for a x so 15 + 3x =117
Answer:
There are 3,659,040 ways he can choose the books to put on the list.
Step-by-step explanation:
There are
12 novels
8 plays
12 nonfiction.
He wants to include
5 novels
4 plays
2 nonfiction
The order in which the novels, plays and nonfictions are chosen is not important. So we use the combinations formula to solve this problem.
is the number of different combinations of x objects from a set of n elements, given by the following formula.

How many ways can he choose the books to put on the list?
Novels:
5 from a set of 12. So

Plays:
4 from a set of 8. So

Nonfiction:
2 from a set of 12

Total:
Multiplication of novels, plays and nonfiction.

There are 3,659,040 ways he can choose the books to put on the list.
Noah is doing a math problem, 1.39+4.45. Then, his friend Michael comes over and tells him the answer, 5.84.
Answer:
Three of the pair order I found is (0, -7), (1, -2), (2, 3)
Choose values for <em>x </em>values and substitute in to find the corresponding <em>y </em>values.