Answer:

Step-by-step explanation:
simplify
by putting the negative sign on the outside. 
find the LCM of the denominators. It is (x-1)(x-2). Multiply by the LCM:

Simplify:

solve: 
There are quite a few websites that have factor lists. Also, if you can find the biggest number that goes into it, then all of the factors of that number go into it as well.
Answer:
14 to 132
Step-by-step explanation:
We are given that there are 132 boys and 14 adults. Since the question is only asking for the ratio of adults to boys, we don't have to worry about the number of girls in this question. From here, we see that the question is asking for the ratio of adults to boys, so we put it in that exact order. Our answer is 14 to 132. I hope this helps and please don't hesitate to reach out with more questions!
Answer:
D. Is congruent to
Step-by-step explanation:
This symbol is used when two figures have exactly same lengths and angles, which means they are congruent
Answer:
2
Step-by-step explanation:
y2 - y1 / x2 - x1
-2 - 4 / -1 - (-4)
-2 - 4 / -1 + 4
-6 / 3
2